Fight Finance

(a) Options are always worth more than or equal to equivalent European-style options.

(b) Call options on dividend-paying stocks should sometimes be exercised just before the dividend.

(c) Put options on dividend-paying stocks should sometimes be exercised just after the dividend.

(d) Call options should be exercised now if the intrinsic option value ##(S-K)## is greater than the expected present value of the option’s future payoffs.

(e) Put options should be exercised now if the intrinsic option value ##(K-S)## is less than the expected present value of the option’s future payoffs.