Trygve Magnus Haavelmo, born in Skedsmo, Norway, was an economist whose research interests centered on econometrics. He received the Nobel Memorial Prize in Economic Sciences in 1989. The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel 1989, announced October 11, 1989. Trygve Haavelmo, “for his clarification of the probability theory foundations of econometrics and his analyses of simultaneous economic structures”. Trygve Haavelmo: born 1911, Skedsmo, Norway. Wiki link Data: the Nobel Foundation (CC0).