<Para ID="Par1">Studies of the joint time-use decisions of spouses have relied on joint estimation of time-use equations, sometimes assuming correlated errors across spouses’ equations and sometimes directly examining the effects of one spouse’s time use on another’s, relying on panel data or instrumental...</para>

Although American labor unions evolved out of poverty, today's typical union worker is relatively affluent. Current Population Survey data show that average annual household earnings in 2002 for full-time union workers were nearly $79,000, nearly double the median of all households (including...