Kladdkaka Kladdkaka Kladdkaka (lit. Gooey/messy cake but more commonly known as "chocolate mud cake") is a type of Swedish cake. This dense sticky chocolate cake is similar to a brownie and has a soft and gooey center. It is sometimes eaten with whipped cream or vanilla ice cream and raspberries. The origin of the cake is uncertain, but it may have been inspired by the brownie or a French chocolate cake recipe; one theory is that it originated during World War 2, when baking soda was difficult to get hold of in Sweden, but it may also have been invented as
Proportional cake-cutting economically efficient, i.e., maximize the social welfare (defined as the sum of the utilities of all agents). For example, consider a cake which contains 500 gram chocolate and 500 gram vanilla, divided between two partners one of whom wants only the chocolate and the other wants only the vanilla. Many cake-cutting protocols will give each agent 250 gram chocolate and 250 gram vanilla. This division is proportional because each partner receives 0.5 of his total value so the normalized social welfare is 1. However, this partition is very inefficient because we could give all the chocolate to one partner and