Doctor of Philosophy in Economics, University Gothenburg, Sweden, 1976.
Research fellow, U. Oslo, 1969-1973; research fellow, U. Gothenburg, Sweden, 1973-1977; permanent secretary government commission on energy, Department Industry, Stockholm, 1978-1979; professor economics, U. Gothenburg, since 1979; dean faculty social science, U. Gothenburg, 1988-1990. Honorary professor Academy Economics Studies, Bucharest, Romania. Board directors Institute Health Economics, 1989-1992, Swedish State Power Board, 1978-1988.
Member Econometric Society, European Economics Association, American Economics Association, Royal Society Arts and Sciences in Gothenburg, Royal Swedish Academy Engineering Sciences, Skandinaviska Enskilda Banken (member of advisory council on economics).
Married Margareta Hjalmarsson. Children: Anders, Erik.