This paper examines the effect of Walmart Supercenters, which lower food prices and expand food availability, on household and child food insecurity. Our food insecurity-related outcomes come from the 2001-2012 waves of the December Current Population Study Food Security Supplement. Using narrow...

Research shows that grocery stores reduce prices to compete with Walmart Supercenters. This study finds evidence that the competitive effects of two other big box retailers – Costco and Walmart-owned Sam's Club – are quite different. Using city-level panel grocery price data matched with a...

Prior research shows grocery stores reduce prices to compete with Walmart Supercenters. This study finds evidence that the competitive effects of two other big box retailers - Costco and Walmart-owned Sam's Club - are quite different. Using city-level panel grocery price data matched with a...

This short note discusses the role of profits and losses in organizing information. I explore the ethical status of a firm earning losses and argue that to earn a loss reveals important information about the production plans that are likely to be successful. I further argue that the information...

Do environmental initiatives like carbon accounting provide a viable alternative to monetary calculation based on profit and loss? Economic insights about calculation and imputation suggest that they do not provide a reliable, rational guide to action. Non-monetary calculation of the...

We survey perspectives on the economic differences between countries and argue that economic freedom is the key to prosperity. We close by outlining the policy implications. Specifically, removing obstacles to the exercise of economic freedom is an important step toward prosperity

Profits and losses provide powerful incentives. This essay explores the roles of profits and entrepreneurs in a market economy. In a market with secure private property rights, profits are a reliable guide that directs productive activity. Profits reward entrepreneurs for successfully adjusting...

Social capital has attracted increasing attention in recent years. We use county-level and individual survey data to study how Wal-Mart affects social capital. Estimates using several proxies for social capital such as club membership, religious activity, time with friends, and other measures do...