We examine merging firms' additions and removals of products for a sample of 66 mergers across a wide variety of consumer packaged goods markets. We find that mergers lead to a net reduction in the number of products offered by merging firms. Merging firms tend to both drop and add products at...

We study changes in markups across 72 product markets from 2006 to 2018. A growing literature has documented a rise in markups over time using a production function approach; we instead employ the standard microeconomic method, which is to estimate demand and then invert firms' first-order...

In recent years the study of conflict has increasingly focused on the analysis of violence at the subnational level. Despite many advances, these efforts have been unable to address key questions within the literature, including inquires concerning the dynamic interactions between governments...