From Will Wilkinson (click to enlarge). Will is wading through World Values Survey data. He contrasts this chart showing greater tolerance for gays and lesbians with relatively steady views on prostitution. He asks:
In the space of about 25 years, the proportion of the population in all these countries saying homosexuality is never justifiable drops precipitously. However, the overall trend in attitudes toward prostitution is not so clear and generally less dramatic. What accounts for the difference?