Euchre game variations their possession. Taking all five tricks here results in four points. Each player keeps their own score. A common variation played in southwestern England competitive pub leagues uses the standard Euchre deck with an extra card, usually a Joker or 2 of spades, called the "Benny" (often called the "Bird" in Australia). This card is the highest trump no matter what suit is called. When the Benny is turned over by the dealer, the dealer must choose a suit to call as trumps before looking at his or her hand. Bidding then proceeds normally. The Duchy of Cornwall lays claim
Winner's curse to account for the winner's curse when bidding (an outcome that, according to the revenue equivalence theorem, need never occur). In a common value auction, the auctioned item is of roughly equal value to all bidders, but the bidders don't know the item's market value when they bid. Each player independently estimates the value of the item before bidding. The winner of an auction is the bidder who submits the highest bid. Since the auctioned item is worth roughly the same to all bidders, they are distinguished only by their respective estimates of the market value. The winner, then, is