Westermark, Andreas - Nationalekonomiska Institutionen, Uppsala Universitet - 1999
changes in heterogeneity, e.g. increased demand for skilled labor, are also analyzed. In the most reasonable setup, a change … in heterogeneity does not affect the decision whether to form a union or not. This contrasts with the result in Jun (1989). … of encompassing unions. This result holds for different ways of dividing the surplus within the union. The effects of …