National leaders, especially in autocratic countries, are often recognized as having significant effects on economic growth. However, existing methods have not credibly obtained reliable individual estimates of such effects. In order to identify the so-called leader effect, we adopt a synthetic...

We study a quality-ladder model of endogenous growth that produces stochastic leadership cycles. Over a cycle, industry leaders can innovate several successive times in the same industry, gradually increasing the magnitude of their technological lead before being replaced by a new en-trant....

We study a quality-ladder model of endogenous growth that produces stochastic leadership cycles. Over a cycle, industry leaders can innovate several successive times in the same industry, gradually increasing the magnitude of their technological lead before being replaced by a new entrant....