Using an extensive survey of Canadian physicians, the authors study how physician practice patterns are shaped by demographic characteristics, physician specialty, and government policy. They model the simultaneous determination of group size, primary source of professional income...

This article examines the value of lead information by investigating the predictive power the automatic data processing (ADP) report has on nonfarm payroll employment data released by the Bureau of Labor Statistics (BLS) 2 days after the ADP. We find that updating a vector autoregression (VAR)...

This paper illustrates that, under the null hypothesis of no cointegration, the correlation of p-values from a single-equation residual-based test (i.e., ADF or <UEQN LOC="INLINE" NOTAT="TEX">$\widehat{Z}_{\alpha}$</UEQN>) with a system-based test (trace or maximum eigenvalue) is very low even as the sample size gets large. With...</ueqn>