“…Further, wealthier men will be more likely to choose polygynous marriages ; 4) Homogamy decreases the incidence of polygyny by limiting the possibilities for polygynous marriages; 5) As the sex ratio decreases, polygyny will increase; 6) If there are economies of scale of polygynous households, polygyny is more likely. A number of workers (Murdock, 1949;Heath, 1958;Osmond, 1965;Lee, 1979;Burton and Rietz, 1981, etc) find positive relationship between polygyny and female economic contribution discerned at different subsistence levels. However, Goody (1973:189), rejecting the female contribution hypothesis, maintained that "the reasons behind polygyny are sexual and reproductive rather than economic and productive".…”