Identifying free-ridership is significant to several issues relevant to program evaluation, including the calculation of net program benefits and assessments of political acceptability. Despite the potential of free-ridership to seriously undermine the economic efficiency of a program...

An eternal motive of human existence is the search for guidance.While values and beliefs retain their high relevance, today’s enlightened societies also tend to rest their aspirations and decisions on the actual facts and on a sober assessment of possible courses of events emerging from...