"When studying income differences and income distribution, the self-employed are often excluded from the population studied. There are several good reasons for this, for example that incomes from self-employment are not reported to the same extent as incomes from being an employee. On the other...

"This paper extends the analysis of the acquisition of destination language proficiency among immigrants by explicitly incorporating dynamics among family members -- mother, father and children. Single equation, bivariate, and four-state (multivariate) probit analyses are employed. Immigrant...