Conservation ethics have been based on 2 philosophical value systems: extrinsic value (defined broadly to include all values that derive from something external to the thing valued) and intrinsic ...

In options trading, the extrinsic value of an option represents the portion of the option's price that's based on factors other than the immediate value of exercising it. Also known as “time value,” ...

Every investor in common stocks is faced with the challenge of knowing when to buy, sell or hold. Additionally, this challenge will be approached differently by the true investor than it would by a ...