We estimate the determinants of earnings for both the self-employed and wage/salary sectors in an economy undergoing transition from socialism to greater market orientation. We adopt a (full information) MLE methodology in addition to Heckman's two-step method, while taking both participation...

This paper joins discussions on normalized regression and decomposition equations in devising a simple and general algorithm for obtaining the normalized regression and applying it to the Oaxaca decomposition. This resolves the invariance problem in the detailed Oaxaca decomposition. An...

This paper shows how difficult it is to study the roles of discrimination and unobserved skills when studying changes in racial and gender wage gaps over time by examining merits and shortcomings of a popular decomposition method by Juhn, Murphy and Pierce (1991). The JMP method shows that wage...