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Brian Ellis, PhD

Brian Ellis

Associate Dean for Undergraduate Student Success

Dean's Office

215.895.1065

Gerri C. LeBow Hall 1228

Biography

Job Responsibilities

Brian is responsible for oversight of all administrative functions related to the undergraduate program. This oversight includes supervision of: -Academic Advising -Career Services -Recruitment -UG Programming

Grant DiLibero

Headshot of Grant Dilibero

Web/ Systems Administrator

Web Services

Gerri C. LeBow Hall 557

Biography

Job Responsibilities

  • Maintenance and support of College website
  • Maintenance and support of intranet applications

Evan Danziger

Headshot of Evan Danziger

Assistant Director, Undergraduate Advising

Undergraduate Advising

215.895.6260

Gerri C. LeBow Hall 323

Biography

Job Responsibilities

  • Advises on-campus transfer students on class registration and other academic needs during their transition into Drexel
  • Advises all on-line undergraduate LeBow students until degree completion
  • Evaluates undergraduate LeBow transfer credits
  • Works with enrollment management and Drexel University Online with potential incoming student concerns and admission procedure
  • Present on plans of study, degree requirements and university policies during orientation and student workshops
  • Teaches a first year orientation class (UNIV B101) for transfer students in fall term

Caseload

Advises:

  • All BSBA - Bachelor of Science in Business Administration Online students
  • All First term transfer students
  • Students with a last name starting with K, X and Z in the following degree programs:
    • BSBA - Bachelor of Science in Business Administration (All Majors)
    • BS - Behavioral Economics, Business, and Organizations
    • BAECON - Economic Analysis and BSECON - Economics
    • BS - Economics and Business
    • BS - Economics and Mathematics
    • BS - Economics and Public Health
  • Advises LeBow Minors for all students with a last name starting with K, X and Z

Patricia Awerbuch

Headshot of Patricia Awerbuch

Associate Clinical Professor

Economics

Gerri C. LeBow Hall 925

Areas of Expertise


Selected Works

Articles

Peterson, Lisa A., Awerbuch, Patricia, and Spatari, Sabrina, When Floodplain Restoration meets sociio-ecological goals for rural stormwater management. Journal for Industrial Ecology 29 (Nov 2024):66-80.

Peterson, Lisa A., Awerbuch, Patricia, and Spatari, Sabrina, Environmental and Economic Implications of Stormwater Management Alternative in Rural Development. Journal of Industrial Ecology 25 (Aug 2021):1076-1088.

Presented Research

Awerbuch, Patricia, Performance of On-Campus Students in an Online Classroom Designed for Distance Learners, Business Professors Teaching Summit: Philadelphia, PA, (May 2015):


Min Wang, PhD

Headshot of Min Wang

Clinical Professor

Decision Sciences and MIS

Gerri C. LeBow Hall 740

Biography

Areas of Expertise


Selected Works

Articles

Federgruen, A., and Wang, Min, A Continuous Review Model with General Shelf Age and Delay Dependent Inventory Costs. Probabilty in the Engineering and Informational Science 29 (Oct 2015):507-525.

Federgruen, A., and Wang, Min, Inventory Models with Shelf-Age and Delay-Dependent Inventory Costs. Operations Research 63 (May 2015):15.

Federgruen, A., and Wang, Min, Monotonicity Properties of a Class of Stochastic Inventory Systems. Annals of Operations Research 208 (Sep 2013):155-186.

Wang, B., and Wang, Min, Stochastic Ordering of Absolute Normal Random Variables. Statistics and Probability Letters 81 (Apr 2011):524-528.

Proceedings

Sun, Yaqin, Kim, Seung-Lae, and Wang, Min, Price and Service Competition between an encroaching contract manufacturer and an OEM, DSI Nov 2017. (Nov 2017):


Daniel Tzabbar, PhD

Headshot of Daniel Tzabbar, PhD, Professor of Management sitting in chair in front of window

William A. Mackie Term Professor

Management

Gerri C. LeBow Hall 637

Biography

Areas of Expertise


Selected Works

Articles

Tzabbar, D, WHY THEORY MATTERS FOR CAUSAL INFERENCE? RETHINKING ENDOGENEITY IN ENTREPRENEURSHIP RESEARCH. Strategic Entrepreneurship Journal (Forthcoming).

Kulkarni, Ankita, Tzabbar, D, and Lo, Jade, Are We on the Same Wavelength? Interdimensional Signal Set and Crowdfunding Success. Strategic Entrepreneurship Journal (Forthcoming).

Zakaryan, Arusyak, Tzabbar, D, and Cirillo, Bruno, Mind the time: Failure response time, variations in the reasons for failures, and learning from Failure. Industrial and Corporate Change (May 2023).

Tzabbar, D, Lahiri, Amrita, Seo, Donghwi, and Boeker, Warren, When opportunity meets ability: The moderating effects of prolific inventors on novel drug innovation following product development failure in biotechnology. Strategic Management Journal 44 (Mar 2023):253-2565.

Tzabbar, D, Lee, Jeongsik, and Seo, Donghwi, Collaborative density and post-mobility knowledge spillover: A dyadic approach. Strategic Management Journal 43 (Jan 2022):1728-1762.

Tzabbar, D, Cirillo, Bruno, and Breschi, Stefano, The differential impact of intra-firm collaboration and Technological network centrality on employees’ likelihood of leaving the firm. Organization Science 36 (Dec 2022):2085-2540.

Cirillo, Bruno, Tzabbar, D, and Seo, Donghwi, The structural divide in employe mobility research: A bibliometrics and topic modeling analysis. Advances in Strategic Management (Oct 2020).

Tong, Di, Tzabbar, D, and H. Park, Dennis, How does relative income affect entry into pure and hybrid entrepreneurship?. Advances in Strategic Management (Oct 2020).

Tzabbar, D, and Margolis, Jaclyn, Beyond the Startup Stage: The Founding Team’s Human Capital, New Venture’s Stage of Life, Founder-CEO Duality, and Breakthrough Innovation. Organization Science 28 (Apr 2017):857-872.

Tzabbar, D, Tzafrir, Shay, and Baruch, Y, A bridge over troubled water: Replication, integration and extension of the relationship between HRM practices and organizational performance using moderating meta-analysis. Human Resource Management Review 27 (Mar 2017):134-148.

Park, H. Dennis, and Tzabbar, D, Venture capital, CEOs sources of power, and innovation novelty at different life stages of a new venture. Organization Science 27 (Mar 2016):336-353.

Aharonson, B.S., Tzabbar, D, and Amburgey, T. L, Do they know something we don’t? Endorsements and the dynamics of network position. Global Strategy Journal 6 (Feb 2016):31-49.

Tzabbar, D, and Vestal, A, Bridging the Social Chasm in Geographically Distributed R&D Teams: The Moderating Effects of Relational Strength and Status Asymmetry on the Novelty of Team Innovation. Organization Science 26 (Jan 2015):811-829.

Tzabbar, D, Silverman, B. S, and Aharonson, B. S., Learning by hiring or hiring to avoid learning. Journal of Managerial Pscyhology 30 (Mar 2014):550-564.

Kehoe, R. R., and Tzabbar, D, Lighting the way or stealing the shine? The duality of star effect of colleagues performance. Strategic Management Journal 36 (Jan 2014):709-727.

Tzabbar, D, and Kehoe, R.R, Can opportunity emerge from disarray? An examination of exploration and exploitation following star scientist turnover. Journal of Management 40 (Jan 2014):449-482.

Tzabbar, D, Aharonson, B. S, and Amburgey, L. T, When does tapping external sources of knowledge results in knowledge integration. Research Policy 42 (Mar 2013):481-494.

Al-Laham, A, Tzabbar, D, and Amburgey, Terry T, The dynamics of knowledge stocks and knowledge flows: Examining the consequences of knowledge exploration and exploitation in biotechnology.. Industrial and Corporate Change 20 (Feb 2011):555-583.

Tzabbar, D, When does scientist mobility affect technological repositioning?. Academy of Management Journal 52 (Oct 2009):873-896.

Tzabbar, D, Aharonson, B. S, Amburgey, T. L, and Al-Laham, A, When is the whole bigger than the sum of its parts? The effects of bundled knowledge stocks on innovative success. Strategic Organization 6 (Aug 2009):375–406.

Amburgey, L. T, Al-Laham, A, Tzabbar, D, and Aharonson, S. B, The structural evolution of multiplex organizational networks: Research and commerce in biotechnology. Advances in Strategic Management 25 (Nov 2007):171-209.


Constantinos Syropoulos, PhD

Headshot of Constantinos Syropoulos

Trustee Professor of International Economics
Professor

Economics

215.895.2792

Gerri C. LeBow Hall 1026

Biography

Areas of Expertise


Selected Works

Articles

Felbermayr, Gabriel, Morgan, Clifton T., Syropoulos, Constantinos A., and Yotov, V. Yoto, Economic Sanctions: Stylized Facts and Quantitative Evidence. Annual Review of Economics 17 (Forthcoming).

Syropoulos, Constantinos A., The Global Sanctions Data Base – Release 4: The Heterogeneous Effects of the Sanctions on Russia. The World Economy 8 (Sep 2025):2003-2017.

Gibson, Ruth, Wise, Paul H., Dieleman, Joseph L., Yotov, V. Yoto, Kirilakha, Aleksandra, Darmstadt, Gary, Bendavid, Eran, Syropoulos, Constantinos A., Barry, Michele, and Bradley, Sebastien, The Impact of Aid Sanctions on Maternal and Child Health, 1990-2019: A Panel Analysis. The Lancet Global Health 13 (May 2025):E820-E830.

Felbermayr, Gabriel, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, V. Yoto, On the Heterogeneous Effects of Sanctions on Trade. Canadian Journal of Economics 58 (Feb 2025):247-280.

Kwon, Ohyun, Syropoulos, Constantinos A., and Yotov, V. Yoto, Identifying and Quantifying the Extraterritorial Effects of Sanctions. European Economic Review 170 (Nov 2024).

Agnosteva, Delina, Syropoulos, Constantinos A., and Yotov, Yoto, Preferential trade liberalization with endogenous cartel discipline: Implications for trade and welfare. Canadian Journal of Economics 57 (Oct 2024):1109-1136.

Syropoulos, Constantinos A., Felbermayr, Gabriel, Kirilakha, Aleksandra, Yalcin, Erdal, and Yotov, Yoto, The Global Sanctions Data Base - Release 3: COVID-19, Russia, and Multilateral Sanctions. Review of International Economics 32 (Feb 2024):12-48.

Egger, Peter, Syropoulos, Constantinos A., and Yotov, Yoto, Analyzing the Effects of Economic Sanctions: Recent Theory, Data, and Quantification. Review of International Economics 32 (Feb 2024):1-11.

Syropoulos, Constantinos A., and Yotov, V. Yoto, Reflections on the Impact of Economic Sanctions. CESifo, EconPol Forum 24 (May 2023):10-14.

Dinopoulos, Elias, Syropoulos, Constantinos A., and Tsoulouhas, Theofanis, Global Innovation Contests. Games 14 (Feb 2023).

Morgan, Clifton T., Syropoulos, Constantinos A., and Yotov, V. Yoto, Economic Sanctions: Evolution, Consequences, and Challenges. Journal of Economic Perspectives 37 (Winter 2022):3-30.

Garfinkel, Michelle R., Syropoulos, Constantinos A., and Zylkin, Thomas, Prudence versus Predation and the Gains from Trade. Journal of Economic Theory 201 (Apr 2022).

Kwon, Ohyun, Syropoulos, Constantinos A., and Yotov, Yoto, Extraterritorial sanctions: A stick and a carrot. Voxeu.org (Mar 2022).

Larch, Mario, Shikher, Serge, Syropoulos, Constantinos A., and Yotov, Yoto, Quantifying the Impact of Economic Sanctions on International Trade in the Energy and Mining Sectors. Economic Inquiry 60 (Mar 2022):1038-1063.

Larch, Mario, Syropoulos, Constantinos A., Shikher, Serge, and Yotov, V. Yoto, Quantifying the Impact of Economic Sanctions on International Trade in the Energy and Mining Sectors. Economic Inquiry 60 (Mar 2022):1038-1063.

Syropoulos, Constantinos A., Self-Enforcing Peace Agreements that Preserve the Status Quo. Games and Economic Behaviour 130 (Nov 2021):148-178.

Felbermayr, Gabriel, Morgan, Cliff, Syropoulos, Constantinos A., and Yotov, Yoto, Understanding Economic Sanctions: Interdisciplinary Perspectives on Theory and Evidence. European Economic Review 135 (Jun 2021).

Felbermayr, Gabriel, Kirilakha, Aleksandra, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, V. Yoto, The Global Sanctions Data Base. European Economic Review 135 (Jun 2021).

Felbermayr, Gabriel, Kirilakha, Aleksandra, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, V. Yoto, The Global Sanctions Data Base: Mapping International Sanction Policies from 1950-2019. Voxeu.org (May 2021).

Garfinkel, Michelle R., and Syropoulos, Constantinos A., Inequality and Conflict: Burning Resources to Support Peace. Economics Letters 197 (Jan 2020).

Felbermayr, Gabriel, Syropoulos, Constantinos A., Kirilakha, Aleksandra, Yalcin, Erdal, and Yotov, V. Yoto, The Global Sanctions Database. Voxeu.org (Aug 2020).

Garfinkel, Michelle R., Syropoulos, Constantinos A., and Yotov, Yoto, Arming in the Global Economy: The Importance of Trade with Enemies and Friends. Journal of International Economics 123 (Mar 2020).

Garfinkel, Michelle R., and Syropoulos, Constantinos A., Problems of Commitment in Arming and War: How Insecurity and Destruction Matter. Public Choice 178 (Mar 2019):349-369.

Garfinkel, Michelle R., and Syropoulos, Constantinos A., Rules for Dividing a Disputed Resource in the Context of the Classical Liberal Argument for Peace. Peace Economics, Peace Science and Public Policy 24 (Feb 2018):1-16.

Garfinkel, Michelle R., and Syropoulos, Constantinos A., Trade Openness and the Settlement of Domestic Disputes in the Shadow of the Future. Research in Economics 69 (Jun 2015):191-213.

Garfinkel, Michelle R., Skaperdas, Stergios, and Syropoulos, Constantinos A., Trade and Insecure Resources. Journal of International Economics 95 (Jan 2015):98-114.

Bond, Eric W., and Syropoulos, Constantinos A., Economic Integration and the Sustainability of Multimarket Collusion. Economics Letters 117 (Oct 2012):42-44.

Akinbosoye, Osayi, Bond, Eric W., and Syropoulos, Constantinos A., On the Stability of Multimarket Collusion in Price-Setting Supergames. International Journal of Industrial Organization 30 (Mar 2012):253-264.

Dinopoulos, Elias, Syropoulos, Constantinos A., Yotov, V. Yoto, and Xu, Bin, Intra-Industry Trade and the Skill Premium: Theory and Evidence. Journal of International Economics 84 (May 2011):15-25.

Garfinkel, Michelle R., Skaperdas, Stergios, and Syropoulos, Constantinos A., Globalization and Domestic Conflict. Journal of International Economics 72 (Dec 2008):296-308.

Bond, Eric W., and Syropoulos, Constantinos A., Trade Costs and Multimarket Collusion. Rand Journal of Economics 39 (Winter 2008):1080-1104.

Dinopoulos, Elias, and Syropoulos, Constantinos A., Rent Protection as a Barrier to Innovation and Growth. Economic Theory 32 (Aug 2007):309-332.

Bond, Eric W., Riezman, Raymond G., and Syropoulos, Constantinos A., A Strategic and Welfare Theoretic Analysis of Free Trade Areas. Journal of International Economics 64 (Oct 2004):1-27.

Syropoulos, Constantinos A., Rules for the Disposition of Tariff Revenues and the Determination of Common External Tariffs in Customs Unions. Journal of International Economics 60 (Aug 2003):387-416.

Syropoulos, Constantinos A., On Tariff Preferences and Delegation Decisions in Customs Unions: A Heckscher-Ohlin Approach. Economic Journal 112 (Jul 2002):625-648.

Syropoulos, Constantinos A., Optimum Tariffs and Retaliation Revisited: How Country Size Matters. Review of Economic Studies 69 (Jul 2002):707-727.

Anbarci, Nejat, Skaperdas, Stergios, and Syropoulos, Constantinos A., Comparing Bargaining Solutions in the Shadow of Conflict: How Norms against Threats Can Have Real Effects. Journal of Economic Theory 106 (Feb 2002):1-16.

Skaperdas, Stergios, and Syropoulos, Constantinos A., Insecure Property and the Efficiency of Exchange. Economic Journal 112 (Jan 2002):133-146.

Skaperdas, Stergios, and Syropoulos, Constantinos A., Guns, Butter and Openness: On the Relationship between Security and Trade. American Economic Review 91 (May 2001):353-357.

Bond, Eric W., Syropoulos, Constantinos A., and Winters, L A., Deepening of Regional Integration and Multilateral Trade Agreements. Journal of International Economics 53 (Apr 2001):335-361.

Syropoulos, Constantinos A., Customs Unions and Comparative Advantage. Oxford Economic Papers 51 (Apr 1999):239-266.

Skaperdas, Stergios, and Syropoulos, Constantinos A., Complementarity in Contests. European Journal of Political Economy 14 (Nov 1998):667-684.

Dinopoulos, Elias, and Syropoulos, Constantinos A., Tariffs and Schumpeterian Growth. Journal of International Economics 42 (May 1997):1997.

Skaperdas, Stergios, and Syropoulos, Constantinos A., The Distribution of Income in the Presence of Appropriative Activities. Economica 64 (Feb 1997):101-117.

Syropoulos, Constantinos A., Nontariff Trade Controls and Leader-Follower Relations in International Competition. Economica 63 (Nov 1996):633-648.

Bond, Eric W., and Syropoulos, Constantinos A., The Size of Trading Blocs: Market Power and World Welfare Effects. Journal of International Economics 40 (May 1996):411-438.

Skaperdas, Stergios, and Syropoulos, Constantinos A., Can the Shadow of the Future Harm Cooperation?. Journal of Economic Behavior and Organization 29 (May 1996):355-372.

Syropoulos, Constantinos A., Implications of Preferential Trading Arrangements for Policy and Market Access. Canadian Journal of Economics 24 (Apr 1996):S401-S405.

Dinopoulos, Elias, and Syropoulos, Constantinos A., Growth Creating Trading Blocs. Canadian Journal of Economics 24 (Apr 1996):S371-S375.

Dinopoulos, Elias, Kreinin, Mordechai E., and Syropoulos, Constantinos A., Bilateral Trade Wars. International Trade Journal 10 (Apr 1996):3-20.

Skaperdas, Stergios, and Syropoulos, Constantinos A., On the Effects of Insecure Property. Canadian Journal of Economics 24 (Apr 1996):S622-S626.

Syropoulos, Constantinos A., On Pareto-Improving Voluntary Export Restraints. International Journal of Industrial Organization 14 (Jan 1996):71-84.

Dinopoulos, Elias, Kreinin, Mordechai E., and Syropoulos, Constantinos A., Bilateral Quota Wars. Canadian Journal of Economics 28 (Nov 1995):939-944.

Syropoulos, Constantinos A., Endogenous Timing of in Games of Commercial Policy. Canadian Journal of Economics 28 (Nov 1994):847-864.

Syropoulos, Constantinos A., Quantitative Restrictions and Tariffs with Endogenous Firm Behavior. European Economic Review 36 (Dec 1992):1627-1646.

Chapters

Syropoulos, Constantinos A., and Garfinkel, Michelle R., “Interstate Conflict and International Trade.” Elgar Encyclopedia of International Trade, Ed. Priyaranjan Jha and Devashish Mitra. Northhampton, MA: Edward Elgar, (Forthcoming) .

Kirilakha, Aleksandra, Felbermayr, Gabriel, Kariem, Heider, Kwon, Ohyun, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, Yoto, “The Global Sanctions Data Base: Mapping international sanction policies from 1950-2019.” Consequences of the War Debate, eBook : VoxEU/CEPR eBook , (2022): .

Garfinkel, Michelle R., Skaperdas, Stergios, and Syropoulos, Constantinos A., “Trade, Insecurity, and the Costs of Conflict.” The Oxford Handbook of Peace History, Ed. C.Howlett, C. Peterson, D. Buffton & D. Hostetter. New York: Oxford University Press, (2022): .

Dai, Mian, Felbermayr, Gabriel, Kirilakha, Aleksandra, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, Yoto, “Timing the Impact of Sanctions on Trade.” Research Handbook on Economic Sanctions, Ed. Peter A.G. van Bergeijk. Cheltenham, UK: Edward Elgar, (2022): .

Kirilakha, Aleksandra, Felbermayr, Gabriel, Syropoulos, Constantinos A., Yalcin, Erdal, and Yotov, Yoto, “The Global Sanctions Data Base: An Update that Includes the Years of the Trump Presidency.” Research Handbook on Economic Sanctions, Ed. Peter A.G. van Bergeijk. Cheltenham, UK: Edward Elgar, (2022): .

Garfinkel, Michelle R., Skaperdas, Stergios, and Syropoulos, Constantinos A., “Trade in the Shadow of Power.” Oxford Handbook of the Economics of Peace and Conflict, Ed. Michelle R. Garfinkel and Stergios Skaperdas. New York: Oxford University Press, (2012): .

Garfinkel, Michelle R., Skaperdas, Stergios, and Syropoulos, Constantinos A., “Globalization and Insecurity: Reviewing Some Basic Issues.” Guns and Butter: The Economic Causes and Consequences of Conflict, Ed. Hess, G.D.. Cambridge, MA: MIT Press, (2009): .

Bond, Eric W., and Syropoulos, Constantinos A., “Tariff Adjustments in Preferential Trade Agreements.” Globalization and Emerging Issues in Trade Theory and Policy, Ed. Beladi, H Choi, K, Long, N.V. Tawada, M and Tran. Bindley, UK: Emerald Group Publishing Limited, (2008): .

Dinopoulos, Elias, Gungoraydinoglu, Ali, and Syropoulos, Constantinos A., “Patent Protection and Global Schumpeterian Growth.” Trade, Globalization and Poverty, Ed. Dinopoulos, E. Krishna, P., Panagariya A. and Wong. New York: Routledge: Taylor and Francis Ltd, (2007): .

Dinopoulos, Elias, and Syropoulos, Constantinos A., “International Diffusion and Appropriability of Technological Expertise.” Volume 7: Advances in Applied Microeconomics, Ed. Michael R. Baye. New York: JAI Press, (1998): :115-137.

Dinopoulos, Elias, and Syropoulos, Constantinos A., “Fortress Common Markets: Are They Welfare Improving?.” Economic Intergration and Public Policy in the European Union, Ed. Paraskevopoulos, C. Grinspun R., Georgakopoulos, T. London: Edward Elgar Publishing Limited, (1996): :47-60.

Skaperdas, Stergios, and Syropoulos, Constantinos A., “Competitive Trade with Conflict.” The Political Economy of Conflict and Appropriation, Ed. Garfinkel M.R. and S. Skaperdas, S. New York: Cambridge University Press, (1996): :73-95.

Skaperdas, Stergios, and Syropoulos, Constantinos A., “Gangs as Primitative States.” The Economics of Organized Crime, Ed. Fiorentini G. and Peltzman, S. London: Cambridge University Press, (1995): :61-82.

Presented Research

Syropoulos, Constantinos A., International Trade and Stable Resolutions of R…, 14th International Conference on: Bari, Italy, (Sep 2024):

Camacho, Oscar, Garfinkel, Michelle R., Syropoulos, Constantinos A., and Yotov, V. Yoto, Insecurity and Ownership Disputes as Barriers to Technology Diffusion, Conflicts, Crimes and Terror: an Economic Perspective: Loire Valley, France, (Jul 2023):

Camacho, Oscar, Garfinkel, Michelle R., Syropoulos, Constantinos A., and Yotov, V. Yoto, Output Insecurity and Ownership Disputes as Barriers to Technology Diffusion, Workshop on International Trade and Intellectual Property Rights: Rimini, Italy, (Sep 2022):


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