This paper considers the macroeconomic effects of retailers’ market concentration and buyer-size discounts on inflation dynamics. During Japan’s “lost decades,” large retailers enhanced their market power, leading to increased exploitation of buyer-size discounts in procuring goods. We...

A fast growing literature on small open economy models with pecuniary externalities has provided the theoretical grounds for the policy analysis of macro prudential regulations. Using the framework of Jeanne and Korinek (2010), we investigate whether a subsidy on debt during crises as a form of...