Bunker collars, Swaptions - Freight Derivatives and Risk Management in Shipping
Collar Payoff, Break-Even and Risk-Reward - Macroption
Option Strategies, Illustrated with Graphs and Examples: Ratio Spreads, Covered Calls, Protective Puts, Collars, Long and Short Straddles, Money and Time Spreads, Bullish and Bearish Spreads