Psychological identification with a group is often posited as a fundamental motivation in politics. Identity then serves a motivating force, in that it demands solidarity with a group, determines expectations or interpretations of the actions of others, and dictates adherence to principles. This...

This paper deals with the market for SO{sub 2} emission allowances over time and electric utility compliance choices. For currently high emitting plants ( 2.5 lb SO{sub 2}/MMBtu), the 1990 Clean Air Act Amendments (CAAA) provide for about twice as many SO{sub 2} allowances to be issued per year...