This paper* develops a social unrest measure by revising Esteban-Ray (1994, Econometrica) polarization index. For the purpose of measuring more effectively the level of social unrest that is generated by separation of income classes, the new index allows for asymmetry between the rich and the...

This paper studies the influence of interregional inequality within countries on internal con-flicts. Regional inequalities are measured by the population-weighted coefficient of variation of regional GDP per capita. As the main innovation, I use a panel data set of country-level re- gional...

Using data from late 19th and early 20th century US prisons, this study considers how black and mulatto basal metabolic rates and calories varied with economic development. During the 19th century, black physical activity and net nutrition declined during the late 19th and early 20th centuries...

Using data from late 19th and early 20th century US prisons, this study estimates the basal metabolic rates and calories for Americans of European descent. Throughout the 19th century, white basal metabolic rates (BMRs) and calories declined across their respective distributions, and much of the...

Since the late 1970s, the price indices underlying the poverty lines in India have been updated using aggregate indices. Widespread criticism of these indices led to the adoption of a new official methodology in 2011 based on unit values from consumption survey data. We propose an alternative...

Census's Supplemental Poverty Measure (SPM) nearly doubles the elderly poverty rate compared to the "Official" Poverty Measure (OPM), a result of the SPM subtraction of medical out-of-pocket (MOOP) expenditures from income. Neither the SPM nor OPM counts health benefits or assets as resources....

Following the death of Mao in 1976, abandonment of collective farming lifted millions from poverty and heralded sweeping pro-market policies. How did China's excess in male births respond to rural land reform? In newly-available data from over 1,000 counties, a second child following a daughter...

This paper describes four lessons derived from 115 rigorous impact evaluations of educational initiatives in 33 low- and middle-income countries. First, reducing the costs of going to school and providing alternatives to traditional public schools increase attendance and attainment, but do not...

The Purchasing Power Parity (PPP) rates from the 2011 round of the International Comparison Program (ICP) imply some dramatic revisions to price levels and real incomes across the world. The paper tries to understand these changes. Domestic inflation rates account for a share of the PPP changes,...

This paper examines the quality of data collected in the Consumer Expenditure (CE) Survey, which is the source for the Consumer Price Index weights and is the main source of U.S. consumption microdata. We compare reported spending on a large number of categories of goods and services to...