We present a sticky-price model incorporating heterogeneous firms and systematic firm-level productivity trends. Aggregating the model in closed form, we show that it delivers radically different predictions for the optimal inflation rate than canonical sticky price models featuring homogenous...

In this paper, we analyze the growth effects of historical and biological ancestry, diversity and financial development in transition economies. We show that the common indicators of ethnolinguistic fractionalization, state history and genetic distance yield significant results and to some...