Ph.D. International Economics, University of California, Santa Cruz, 2004
M.A. Applied Economics, San Francisco State University
B.A. Economics, San Francisco State University
Roger's areas of specialization and interest include international trade, migration, applied econometrics, labor and international finance.
Books and book chapters
(2011) International Migration and Economic Integration: Understanding the Immigrant-Trade Link, with Bedassa Tadesse, Edward Elgar Publishing: Cheltenham, UK and Northampton, MA, USA.
(2010) Migration and International Trade: The US Experience since 1945. Edward Elgar Publishing: Cheltenham, UK and Northampton, MA, USA.
(2010) “Cultural Diversity, Immigration and International Trade: Some Empirical Observations from Nine OECD Host Countries,” with Bedassa Tadesse, in Lydia B. Kerwin (ed.) Cultural Diversity: Issues, Challenges and Perspectives, Nova Science Publishers: Hauppauge, NY. Reprinted: (2011) Encyclopedia of Sociology Research, Miranda O. Parker and Alexander D. Petrov (eds.) Nova Science Publishers: Hauppauge, NY.
Peer-reviewed journal articles
“Asset Ownership and the Probability of Repayment: An Examination of Microcredit Data from Bangladesh” with Shamma Adeeb Alam, Forthcoming in the Development Policy Review.
“Do African Immigrants Enhance their Home Nations’ Trade with their Hosts?” with Bedassa Tadesse, Forthcoming in The Journal of Developing Areas.
(2012) “Do Immigrants Enhance International Trade in Services? The Case of US Tourism Services Exports,” with Bedassa Tadesse. Forthcoming in the International Journal of Tourism Research 14, 6: 567-585 (November/December).
(2012) “US Manufacturing and Vertical/Horizontal Intra-Industry Trade: Examining the Smooth Adjustment Hypothesis,” with Cheng Chen. International Journal of Economics & Business Research 4, 1-2: 1-20 (February).
(2011) “Emigrant Effects on Bilateral Trade: Reexamining the Immigrant-Trade Link from the Home Country Perspective,” with Bedassa Tadesse, Eastern Economic Journal 37, 2: 281-302 (March).
(2010) “The Effects of Refugee and Non-Refugee Immigrants on US Trade with their Home Countries,” with Bedassa Tadesse, Journal of International Trade & Economic Development 19, 2: 289-317 (June).
(2010) “Long-Run Wage and Earnings Losses of Displaced Workers,” Applied Economics 42, 14: 1845-1856 (May).
(2010) “Does Cultural Distance Hinder Trade in Goods? A Comparative Study of Nine OECD Member Nations,” with Bedassa Tadesse, Open Economies Review 21, 2: 237-261 (April).
(2010) “Cultural Distance as a Determinant of Bilateral Trade Flows: Do Immigrants Counter the Effect of Cultural Distance?” with Bedassa Tadesse, Applied Economics Letters 17, 2: 147-152 (February).
(2009) “Displacement-Related Earnings Losses: Evaluating Trade Adjustment Assistance and Wage Insurance,” Labor Studies Journal 34, 2: 219-234 (June).
(2009) “Immigration, Trade and Home Country Development: State-Level Variation in the US Immigrant-Export Link,” Journal of International Migration and Integration 10, 2: 121-143 (May).
(2009) “Political Affiliation and Perceptions of Trade: Examining Survey Data from the State of Georgia,” with Richard Clark, Contemporary Economic Policy 27, 2: 176-192 (April).
(2009) “East-West Migration and the Immigrant-Trade Link: Evidence from Italy,” with Bedassa Tadesse, The Romanian Journal of European Studies 5-6/2007: 67-84 (April).
(2009) “Immigration, Trade and Product Differentiation,” Economic Issues 14, 1: 43-63 (March).
(2008) “Immigrants, Cultural Distance and US State-Level Exports of Cultural Products,” with Bedassa Tadesse, North American Journal of Economics and Finance 19, 3: 331-348 (December).
(2008) “State and Regional Variation in the Effects of Trade on Job Displacement in the US Manufacturing Sector, 1982-1999,” Journal of Labor Research 29, 4: 347-364 (December).
(2008) “Do Immigrants Counter the Effect of Cultural Distance on Trade? Evidence from US State-level Exports,” with Bedassa Tadesse, Journal of Socio-Economics 37, 6: 2304-2318 (December).
(2008) “Cultural Distance and the US Immigrant-Trade Link,” with Bedassa Tadesse, The World Economy 31, 8: 1078-1096 (August).
(2008) “Import Source Reallocation and US Manufacturing Employment, 1972-2001,” Open Economies Review 19, 3: 403-410 (July).
(2008) “Exploring a US Immigrant – Intra-Industry Trade Link,” Eastern Economic Journal 34, 2: 252-262 (Spring).
(2007) “An Examination of the Danish Immigrant-Trade Link,” International Migration 45, 5: 62-86 (December).
(2007) “Immigration Policy, Cultural Pluralism and Trade: Evidence from the White Australia Policy,” with Bedassa Tadesse, Pacific Economic Review 12, 4: 489-509 (October).
(2007) “Immigrant-Trade Links, Transplanted Home Bias and Network Effects,” Applied Economics 39, 7: 839-852 (April).
(2007) “Import Competition and Job Displacement: Evidence from US Manufacturing, 1981-1999,” The International Trade Journal 21, 1: 1-23 (Winter).
(2007) “What Can Industry Trade Orientation Tell Us About Trade-Related Employment Dynamics?” Journal of Humanities & Social Sciences 1, 1 (January).
(2006) “Import Competition and the Probability of Job Displacement in US Manufacturing, 1983-1999,” International Journal of Applied Economics 3, 2: 40-60 (September).
Regularly offered
ECO100 Introduction to Economic Principles
ECO264 Introduction to International Economics
ECO310 Econometrics
ECO320 International Trade
ECO325 International Finance
Infrequent offerings
ECO205 Intermediate Microeconomics
ECO240 Environmental and Natural Resource Economics
ECO274 Migration and International Trade
ECO364 Advanced International Economics
ECO370 Trade, Jobs and Wages
FND191 Globalization: Theories and Evidence