Prostitution is low-skill, labor intensive, female, and well paid. This paper proposes a marriage market explanation to this puzzle. If a prostitute compromises her marriage market prospects, she will have to be compensated for forgone marriage market opportunities. We discuss the link between...

Hermaphroditism is rare and phylogenically in decline among animal species. The evolutionary basis for this development is not well understood. This paper focusses on self-incompatible simultaneous hermaphroditism in animals. It proposes that such hermaphroditism is not stable in sufficiently...

Why are we not hermaphrodites? This paper argues that while hermaphroditism is an efficient means by which genes may propagate themselves, inherent tendencies towards polygyny undermine its stability. Understanding the forces that have established a segregation of sex functions between male and...

Any cooperation that involves relation-specific investments can suffer from the well-known hold-up problem. If the contract is not enforceable by an outside authority, individual opportunism, caused by a free-rider problem, may occur. If, in addition, individual investments exhibit positive...

Prostitution is low-skill, labor intensive, female, and well paid. This paper proposes a marriage market explanation to this puzzle. If a prostitute compromises her marriage market prospects, she will have to be compensated for forgone marriage market opportunities. We discuss the link between...