We study nominal GDP targeting as optimal monetary policy in a simple and stylized model with a credit market friction. The macroeconomy we study has considerable income inequality, which gives rise to a large private sector credit market. There is an important credit market friction because...

Christopher D. Carroll is an economics professor at Johns Hopkins University Baltimore and research associate at NBER. He obtained his BA from Harvard University in 1986 and his PhD from MIT in 1990. He first worked as an economist at the Federal Reserve Board and later took a job at Johns...

This paper analyzes the role of heterogeneous households in propagating shocks over the business cycle by generalizing a basic sticky-price model to allow for imperfect risk-sharing between households that differ in labor incomes. I show that imperfectly insured household consumption distorts...

Contrary to a popular belief, the most popular Ak growth models display transitional dynamics once the representative agent and complete markets assumptions are overturned. The class of models is identified with diminishing-returns at individual but constant-returns at aggregate due to...

This paper proposes a growth model of heterogeneous households with economic structure, endogenous labor supply, and sector-specific externalities. Following the economic structure of Uzawa’s two sector model, we consider the economic system with one capital goods sector and one consumer goods...