The current spot price of crude oil is $106 per barrel and the three-month crude oil futures price is quoted at $108 per barrel. The proportional storage cost of crude oil is 2.2% per annum with continuous compounding and the risk-free interest rate is 1.3% per annum for all maturities with continuous compounding. What is the cost of carry for crude oil? (Your answer should be in decimals and accurate to three decimal places, i.e. 5.4% should be written as 0.054).

The current spot price of lumber is $0.66 per board foot and the six-month lumber futures price is $0.63 per board foot. The proportional storage cost of lumber is 4.5% per annum with continuous compounding. The interest rate is 3.5% per annum for all maturities with continuous compounding. What is the current convenience yield? (Your answer should be in decimals and accurate to three decimal places, i.e. 5.4% should be written as 0.054).