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投资融资约束的跨期变化AI 解读

This article is concerned with understanding how financial constraints on investment vary over the business cycle and whether these constraints are related to macroeconomic policies. These issues are investigated within the framework of a time-varying parameter model using U.S. company panel data from 1971 to 1993. A preliminary investigation of parameter stability in investment equations using cross-sectional estimation techniques indicates a pattern of parameter variation…

流动性约束与企业投资的面板分析AI 解读

The issue of financial constraints on company investment is revisited using the U.S. panel data of 561 firms from 1971–1992. A number of economically meaningful factors are discovered to partition firms into relatively homogeneous groups. A mixed fixed-and random-coefficients framework is then used to capture unobserved heterogeneity within groups. The prediction criterion is used to select the final specification and evaluate the importance of financial constraints on…