growth of promising young firms. A model of liquidity-constrained entrepreneurs suggests that the easing of credit … constraints can induce more entry of firms with greater long-run growth potential than the easing of conventional entry barriers … would bring about. We explore this growth mechanism using a large-scale program to expand the supply of credit to small and …

We embed the microeconomic decisions associated with investment under uncertainty, capacity utilization, and machine … mean-preserving spread in the productivity of investment raises aggregate investment, productivity, and output. Increases … in uncertainty have important dynamic implications, causing sustained increases in investment and hours and a medium …

embodied technology, investment irreversibility, and variable capacity utilization. Low short-run capital … growth, and positive comovement in the forecastable components of output and hours. Capacity constraints result in nonlinear …