Archive for December, 2009

Risk aversion

Thursday, December 10th, 2009

Daniel Bernoulli, a famous mathematician. proposed a theory of utility in 1-38 that distinguished between price and value. where price is equal for everyone but value (utility) depends on the individual making the estimate and their circumstances. Bernoulli’s approach defined a concept of diminishing marginal utility, which indicates that as wealth becomes greater, then the [...]

Risk Control

Saturday, December 5th, 2009

A trading system alone will not assure success without proper risk control beginning with each trade and continuing until a portfolio of different trading methods is created. Systems have losing streaks that will ruin any investor with inadequate resources and poor timing; a speculator must decide the initial capitalization. the markets to trade, and when [...]