Data

"Bride Price and Female Education"
Journal of Political Economy, forthcoming.
Data and replication files [Zipped Folder]

"Immigrants and the Making of America"
Review of Economic Studies, forthcoming.
Railway Shapefiles (15 years from 1830-1921) [Shapefile]
Data and replication files [Zipped Folder]

"Ancestral Characteristics of Modern Populations"
2018. Economic History of Developing Regions, 33 (1): 1-17.
Country-level dataset, baseline (version 1.1)  [Stata File]
Country-level dataset, EE and Siberia extension (version 1.1)  [Stata File]
Country-level dataset, EE, Siberia, WES extension (version 1.1) [Stata File]

Underlying ethnicity-level data: [Ethnographic Atlas] [Eastern Europe] [Siberia] [World Ethnographic Sample]

"The Evolution of Culture and Institutions: Evidence from the Kuba Kingdom"
2017. Econometrica, 85 (4): 1065-1091.
Data and replication files [Zipped Folder] [Protocols]
Notes: See the paper and the appendices for details of the data and their sources.

"Understanding Ethnic Identity in Africa: Evidence from the Implicit Association Test (IAT)" 
2015. American Economic Review Papers and Proceedings, 105 (5): 340-345.
Data and replication files  [Zipped Folder]
OpenSesame IAT program files [Zipped Folder]
Notes: See the paper for details of the data and their sources.

"U.S. Food Aid and Civil Conflict" 
2014. American Economic Review, 104 (6): 1630-1666.
Data and replication files [Zipped Folder]
Notes: See the paper and the appendix for details of the data and their sources.

"The Transmission of Democracy: From the Village to the Nation State"
2013. American Economic Review Papers and Proceedings, 103 (3): 86-92.
Data and replication files [Zipped Folder]
Notes: See the paper and the appendix for details of the data and their sources.

"On the Origins of Gender Roles: Women and the Plough"
2013. Quarterly Journal of Economics, 128 (2): 469-530.
Data and replication files [Zipped Folder]
Notes: See the paper and the appendix for details of the data and their sources.

"Commercial Imperialism? Political Influence and Trade During the Cold War"
2013. American Economic Review, 103 (2): 863-896.
Data and replication files [Zipped Folder]
CIA and GB intervention data and documentation [Zipped Folder]
Notes: See the paper for details of the data and their sources.

"Incomplete Contracts and the Boundaries of the Multinational Firm"
2013. Journal of Economic Behavior and Organization, 94 (1): 330-344.
Data and replication files [Zipped Folder]
Notes: See the paper for details of the data and their sources.

"Ruggedness: The Blessing of Bad Geography in Africa"
2012. Review of Economics and Statistics, 94 (1): 20-36.
Data, documentation and replication files  [Zipped Folder] [Documentation]

"The Potato's Contribution to Population and Urbanization: Evidence from a Historical Experiment"
2011. Quarterly Journal of Economics, 126 (2): 593-650.
Data and replication files [Zipped Folder]
Notes: See the paper for details of the data and their sources.

"The Slave Trade and the Origins of Mistrust in Africa"
2011. American Economic Review, 101 (7): 3221-3252.
Data and replication files [Zipped Folder]
Murdock ethnic groups [Shapefile]
Slave exports (Atlantic and Indian Ocean trades) by ethnicity [Stata File] [Readme File] 
Pre-colonial explorer routes [Shapefile]
Colonial railways [Shapefile]

"Religious Conversion in Colonial Africa"
2010. American Economic Review Papers and Proceedings, 100 (2): 147-152.
Roome (1924) map of the location of Catholic and Protestant mission stations [Shapefile]

"The Structure of Tariffs and Long-Term Growth"
2010. American Economic Journal: Macroeconomics, 2 (4): 158-194.
Data and replication files [Zipped File]
Notes: See the paper for details of the data and their sources.

"The Long-Term Effects of Africa's Slave Trades"
2008. Quarterly Journal of Economics, 123 (1): 139-176.
Full data set from the paper [Stata File]
Murdock ethnic groups [Shapefile]
Notes: See the paper for details of the data and their sources.

"Slavery, Inequality, and Economic Development: An Examination of the Engerman-Sokoloff Hypothesis"
2008. Institutions and Economic Performance. Harvard University Press.
New World slavery data [Stata File]
British West Indies slavery data [Stata File]
American slavery data
1.) American states slavery data, 1790-1860. [Stata File]
2.) American counties slavery data, 1790-1860. [Stata File]
3.) American states slavery and land inequality data, 1860. [Stata File]
4.) American counties slavery and land inequality data, 1860. [Stata File]
Notes: See the paper for details of the data and their sources.

"Relationship-Specificity, Incomplete contracts, and the Pattern of Trade"
2007. Quarterly Journal of Economics, 122 (2): 569-600.
Full data set from the paper [Stata File]
Notes: See the paper for details of the data and their sources. Also, note that if you are trying to replicate the results of the paper, please remember that the paper reports standardized "beta" coefficients.
Industry-level data on the importance of relationship-specific investments (i.e. contract intensity)
1.) Data for 1997 disaggregated according to the BEA's 1997 I-O industry classification (based on 6-digit NAICS). [Stata File]
2.) Data for 1997 disaggregated according to 3-digit ISIC Rev. 2 classification. [Stata File]
Notes: I have also constructed contract intensity measures for benchmark years (72, 77, 82, 87, 92) between 1963 and 1997. Files for all of these years can be found here: [Zipped Folder].