Romain Wacziarg

Anderson School of Management at UCLA
C-510 Entrepreneurs Hall
110 Westwood Plaza
Los Angeles, CA 90095-1481
Tel: 310 825 4507

E-Mail: EmailAddress: hidden: you can email any NBER-related person as first underscore last at nber dot org
NBER Program Affiliations: IFM , POL
NBER Affiliation: Research Associate
Institutional Affiliation: University of California at Los Angeles

NBER Working Papers and Publications

August 2020Who Voted for Trump? Populism and Social Capital
with Paola Giuliano: w27651
June 2020Understanding Spatial Variation in COVID-19 across the United States
with Klaus Desmet: w27329
June 2019Fertility and Modernity
with Enrico Spolaore: w25957
January 2019Change and Persistence in the Age of Modernization: Saint-Germain-d'Anxure 1730-1895
with Guillaume Blanc: w25490

Published: Guillaume Blanc & Romain Wacziarg, 2020. "Change and Persistence in the Age of Modernization: Saint-Germain-d’Anxure, 1730-1895," Explorations in Economic History, .

May 2018The Cultural Divide
with Klaus Desmet: w24630
March 2017The Political Economy of Heterogeneity and Conflict
with Enrico Spolaore: w23278
June 2015Ancestry, Language and Culture
with Enrico Spolaore: w21242

Published: Spolaore E., Wacziarg R. (2016) Ancestry, Language and Culture. In: Ginsburgh V., Weber S. (eds) The Palgrave Handbook of Economics and Language. Palgrave Macmillan, London https://doi.org/10.1007/978-1-137-32505-1_7

February 2015Culture, Ethnicity and Diversity
with Klaus Desmet, Ignacio Ortuño-Ortín: w20989

Published: Klaus Desmet & Ignacio Ortuño-Ortín & Romain Wacziarg, 2017. "Culture, Ethnicity, and Diversity," American Economic Review, vol 107(9), pages 2479-2513. citation courtesy of

August 2013Long-Term Barriers to Economic Development
with Enrico Spolaore: w19361

Published: Handbook of Economic Growth Volume 2, 2014, Pages 121–176 Handbook of Economic Growth Cover image Chapter 3 – Long-Term Barriers to Economic Development Enrico Spolaore*, , Romain Wacziarg†,

June 2012How Deep Are the Roots of Economic Development?
with Enrico Spolaore: w18130

Published: Enrico Spolaore & Romain Wacziarg, 2013. "How Deep Are the Roots of Economic Development?," Journal of Economic Literature, American Economic Association, vol. 51(2), pages 325-69, June. citation courtesy of

September 2011The Democratic Transition
with Fabrice Murtin: w17432

Published: The Democratic Transition (with Fabrice Murtin), Journal of Economic Growth, 19(2), June 2014, pp. 141-181. Lead article. citation courtesy of

August 2011Long-Term Barriers to the International Diffusion of Innovations
with Enrico Spolaore: w17271

Published: Enrico Spolaore & Romain Wacziarg, 2012. "Long-Term Barriers to the International Diffusion of Innovations," NBER International Seminar on Macroeconomics, University of Chicago Press, vol. 8(1), pages 11 - 46.

July 2011Long-Term Barriers to the International Diffusion of Innovations
with Enrico Spolaore
in NBER International Seminar on Macroeconomics 2011, Jeffrey Frankel and Christopher Pissarides, organizers
September 2009The Political Economy of Ethnolinguistic Cleavages
with Klaus Desmet, Ignacio Ortuño-Ortín: w15360

Published: The Political Economy of Linguistic Cleavages (with Klaus Desmet and Ignacio Ortuño-Ortín) - Journal of Development Economics, vol. 97, no. 2, March 2012, pp. 322-338. - Paper

June 2009War and Relatedness
with Enrico Spolaore: w15095

Published: Enrico Spolaore & Romain Wacziarg, 2016. "War and Relatedness," The Review of Economics and Statistics, MIT Press, vol. 98(5), pages 925-939, December. citation courtesy of

April 2006The Diffusion of Development
with Enrico Spolaore: w12153

Published: Enrico Spolaore & Romain Wacziarg, 2009. "The Diffusion of Development," The Quarterly Journal of Economics, MIT Press, vol. 124(2), pages 469-529, May. citation courtesy of

September 2005Death and Development
with Peter Lorentzen, John McMillan: w11620

Published: Peter Lorentzen & John McMillan & Romain Wacziarg, 2008. "Death and development," Journal of Economic Growth, Springer, vol. 13(2), pages 81-124, June. citation courtesy of

January 2004A Monte Carlo Study of Growth Regressions
with William R. Hauk: t0296
December 2003Trade Liberalization and Growth: New Evidence
with Karen Horn Welch: w10152

Published: Wacziarg, Romain and Karen Horn Welch. "Trade Liberalization and Growth: New Evidence." World Bank Economic Review 22, 2 (June 2008): 187-231. citation courtesy of

January 2003Fractionalization
with Alberto Alesina, Arnaud Devleeschauwer, William Easterly, Sergio Kurlat: w9411

Published: Alesina, Alberto, et al, 2003. " Fractionalization," Journal of Economic Growth, Springer, vol. 8(2), pages 155-94, June. citation courtesy of

September 2002Borders and Growth
with Enrico Spolaore: w9223

Published: Enrico Spolaore & Romain Wacziarg, 2005. "Borders and Growth," Journal of Economic Growth, Springer, vol. 10(4), pages 331-386, December. citation courtesy of

January 1999Is Europe Going Too Far?
with Alberto Alesina: w6883

Published: Alesina, Alberto & Wacziarg, Romain, 1999. "Is Europe going too far?," Carnegie-Rochester Conference Series on Public Policy, Elsevier, vol. 51(1), pages 1-42, December. citation courtesy of

September 1997Economic Integration and Political Disintegration
with Alberto Alesina, Enrico Spolaore: w6163

Published: Alesina, A., E. Spolaore and R. Wacziarg. "Economic Integration And Political Disintegration," American Economic Review, 2000, v90(5,Dec), 1276-1296. citation courtesy of

May 1997Openness, Country Size and the Government
with Alberto Alesina: w6024

Published: Alesina, Alberto and Romain Wacziarg. "Openness, Country Size And Government," Journal of Public Economics, 1998, v69(3,Sep), 305-321.

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