To what extent do measures of the issue positions and salience of political parties differ when they are extracted from mass media debates and election manifestos? Answering this question, the paper serves a dual purpose within this special issue of Party Politics : (i) introducing the PolDem...

This paper proposes the application of an existing measure in a new context. Specifically, we adapt a measure originally proposed to characterize the degree of educational assortative mating to measure relative intergenerational mobility along the educational trait and inequality of opportunity....