Original: From 1987 to 1995 , he was Leader of the People 's Alliance ; during this time , he served as Minister of Finance from 1988 to 1991 and as a Member of Althing for Reykjanes from 1991 to 1996 .
Simplified: He was a professor at the University of Iceland for political science , served as a Member of the Althing , and was the Minister of Finance ( 1988 1991 ) .