We quantify the contribution of the largest firms to South Korea's economic performance over the period 1972-2011. Using firm-level historical data, we document a novel fact: firm concentration rose substantially during the growth miracle period. To understand whether rising concentration...

In public discourse in the United States, small businesses are lauded as drivers of the economy and keys to economic growth, while "big business" is often vilified. Even in the face of evidence that larger firms are proven to be more likely to stimulate economic growth, American public policy...

This paper explores the effect of natural resource dependence on market concentration of imports. Using a new panel database for importing firms in developing and emerging market economies, the paper shows that higher natural resource dependence is associated with larger market concentration of...