Volunteering is a dominant social force that signals a healthy state. However, although the literature on volunteering is extensive, knowledge on how life’s discontinuities (life event shocks) affect volunteering is limited because most studies work with static (cross-sectional) data. To...

We study the use of financial contracts as bid-coordinating device in multi-unit uniform price auctions. Coordination is required whenever firms face a volunteer's dilemma in pricing strategies: one firm (the "volunteer") is needed to increase the market clearing price. Volunteering, however, is...