Current turnover is calculated for the 12 - month period concluding at the expiration of the current month. (teachermagazine.com.au)
If the final value of price is beneath its strike price at expiration then you will receive a refund between 10 % and 15 % of your wager. (financialtrading.com)
When purchasing buttermilk and sour cream for this recipe, I look at the expiration dates of these products. (confettiandbliss.com)