Five-card majors for offensive purposes. However, if the trump cards break 4-1 or 1-4, then drawing trump will result in no trumps left for offensive purposes. The value of five-card majors can be understood then on two levels: But five-card majors have several drawbacks: Both partners must agree to follow the five-card major bidding treatment on their opening bid. Opener must have at least five cards in hearts or spades to start the bidding with that suit. Responder is expected to show support with three-card support, indicating an eight-card fit. With only four cards in a major suit, the opening bidder is
Japanese auction to the ante in Poker. Japanese auction A Japanese auction (also called ascending clock auction) is a dynamic auction format. It proceeds in the following way. Suppose a buyer believes that the value of the item is "v". Then this buyer has a simple dominant strategy: stay in the arena as long as the displayed price is below "v"; exit the arena whenever the displayed price equals "v". This means that the Japanese auction is a truthful mechanism: it is always best to act according to your true value, regardless of the others' values. When all buyers play their dominant