We document that the added worker effect (AWE) has increased over the last three decades. We develop a search model with two earner households and we illustrate that the increase in the AWE from the 1980s to the 2000s can be explained through i) the narrowing of the gender pay gap, ii) changes...

We introduce two types of effort into an otherwise standard labor search model to examine indeterminacy and sunspot equilibria. Variable labor effort gives rise to increasing returns to hours in production. This makes workers more valuable and contributes to self-fulfilling profit expectations,...