Marta Reynal-Querol

TL;DR: Montalvo and Reynal-Querol as discussed by the authors showed that there is no relationship between ethnic fractionalization, ethnic conflict, and civil wars, and that there are at least three alternative explanations for this: First, it could be the case that the classification of ethnic groups in the Atlas Nadorov Mira (henceforth ANM) is not properly constructed.

TL;DR: This article analyzed the effect of ethnic division on civil war and the role of political systems in preventing these conflicts, using the importance of religious polarization and animist diversity to explain the incidence of ethnic civil war.

TL;DR: The authors analyzes the role that different indices and dimensions of ethnicity play in the process of economic development and finds that ethnic polarization has a large and negative effect on economic development through the reduction of investment and the increase of government consumption and the probability of civil conflict.

TL;DR: This paper found that if the foreign aid over Gross Domestic Product (GDP) that a country receives over a period of five years reaches the 75th percentile in the sample, then a 10-point index of democracy is reduced between 0.5 and almost one point, a large effect.