We propose a method to correct for sample selection in quantile regression models. Selection is modelled via the cumulative distribution function, or copula, of the percentile error in the outcome equation and the error in the participation decision. Copula parameters are estimated by minimizing...

It is believed that jobs in the service sector generally require more brain-related rather than labor-related skills compared to those in the industrial sector, thus females should have a comparative advantage in the service sector. Using the data from the 2017 China Household Finance Survey, we...