... volatile and stationary 110 gamma 57–8, 110 , 112 , 307 long straddle 57, 110 –13 long strangle 116 –18 market volatility 109–10 short straddle 57, 114 –16 short strangle 118 –19 theta 110 , 118 , ... for a specified time period. The put buyer has the right, but not the obligation, to sell the underlying. The put seller has the obligation to buy the underlying at the put buyer’s discretion.Put ... awareness about stock manipulators. The Big Con (2000) by David W. Maurer, Arrow/Random House. Written in the 1930s. Anyone involved in the Bernie Madoff scandal could read this and weep. The rest...