Controversial and exhaustively researched, gender expert Warren Farrell's latest book Why Men Earn More takes as its stunning argument the idea that bias-based unequal pay for women is largely a myth, and that women are most often paid less than men not because they are discriminated against, but because they have made lifestyle choices that affect their ability to earn.Why Men Earn More argues that while discrimination sometimes plays a part, both men and women unconsciously make trade-offs that affect how much they earn.