00293nam a2200097Ia 4500008004100000082002300041100001600064245006200080260003100142650002200173220204s9999    xx            000 0 und d  a330.101.541bFAI.2  aFAIR, Ray C 0aModel of macroeconomic activity. V 2. The empirical model  aCambridgebBallingerc1976  aEconometric model