An alternative proof for the linear utility representation theorem
In: Economic Theory, Jg. 2 H. 2, S. 298-302




An approach for forecasting life expectancy and its application in Germany
In: Zeitschrift für Bevölkerungswissenschaft, Jg. 25 H. 1, S. 175-198












An interregional population-employment model for the Federal Republic of Germany: methodology and forecasting results for the year 2000
In: Papers of the Regional Science Association, Jg. 47, S. 97-117

