The 1 -year futures price for oil is $100. The annual volatility is 20% and the continuous risk-free rate is 4%. What do you use for the dividend yield of a futures contract in the Black-Scholes formula? Calculate the Black-Scholes price for a 1-year European put option on the futures contract with a strike price of \$110. The 1 -year futures price for oil is $100. The annual volatility is 20% and the continuous risk-free rate is 4%. What do you use for the dividend yield of a futures contract in the Black-Scholes formula? Calculate the Black-Scholes price for a 1-year European put option on the futures contract with a strike price of \$110