Study Design: Fixed-effects regression model to assess changing expenditures over time and the effect of expenditures on savings rate. Multiple sensitivity analyses were conducted to ensure ...

This paper proposes a residual-based Lagrange Multiplier (LM) test for slope homogeneity in large-dimensional panel data models with interactive fixed effects. We first run the panel regression under ...

Identification of Treatment Effects in Fixed Effects Regression Models for Panel Data, Journal of the American Statistical Association, Vol. 107, No. 498 (June 2012), pp. 521-529 ...

Secondary data from the Medicare Cost Report (MCR), the Agency for Healthcare Research and Quality (AHRQ), and American Hospital Association Annual Survey (AHA) was used to test hypothesized ...

Results from fixed-effects regression models suggest that the election of a female mayor and increases in the shares of women elected to state legislatures and to the federal Chamber of Deputies ...