Large populations can gain from economies of scale but lose internal trust due to diluted information. This creates an optimal group size. However, trusting strangers who claim to be members invites outsiders to disguise as insiders and abuse extended trust. Thus, if cultural diversity can raise...

In this paper we examine the empirical relationship between price discrimination and competition in television advertising. While most empirical papers on the topic document a positive relationship, we find that price discrimination is negatively related to competition (as measured by the number...

This paper evaluates the impact of international reserves, terms-of-trade shocks, and capital flows on the real exchange rate (REER). We observe that international reserves cushion the impact of terms-of-trade shocks on REER, and that this effect is important for developing but not for...

This paper evaluates the impact of international reserves, terms of trade shocks and capital flows on the real exchange rate (REER). We observe that international reserves cushions the impact of TOT shocks on the REER, and that this effect is important for developing but not for industrial...