Before revision: In the Kelly game (Kelly,  1956 ), a gambler is allowed to invest a part of the wealth in each turn.
After revision: Financial markets, with their vast range of different investment opportunities, can be seen as a system of many different simultaneous games with diverse and often unknown levels of risk and reward. We introduce generalizations to the classic Kelly investment game 1956 ), a gambler is allowed to invest a part of the wealth in each turn.