Question: Who developed one of the earliest versions of social exchange theory?
Disambiguated questions and answers: question: Who that died in 1986 developed one of the earliest versions of social exchange theory?
Who that died in 2003 developed one of the earliest versions of social exchange theory?
Who that died in 1989 developed one of the earliest versions of social exchange theory?
Who that died in 2002 developed one of the earliest versions of social exchange theory?
Who that died in 1982 developed one of the earliest versions of social exchange theory?
Who that died in 2009 developed one of the earliest versions of social exchange theory?
answer: John W. Thibaut
Harold H. Kelley
George C. Homans
Peter M. Blau
Richard Marc Emerson
Claude Lévi-Strauss
Natural Questions answer: George Homans (from the Wikipedia article "Social exchange theory")