Chong et al. (2008) found only limited support for the income convergence hypothesis among 15 OECD nations using a nonlinear unit root test. We find considerably greater evidence of convergence by allowing for breaks in the test's time trend.

This study uses cohort data to analyse the observed (or gross) salary differential between male and female primary school teachers. The teachers in this sample, who are all employed in state-sector schools in the same geographic locality, are observed 20 years after first entering the teaching...

Several studies have investigated whether the terrorist attacks of September 11, 2001, have had an ongoing or merely transitory effect on US trade in tourism. All conclude in favor of the latter. However, limitations in either the data and/or methodology employed by these studies give cause to...