In world practice there are also combinations of options on the purchase and sale:
a) a purchase option, and 2 for sale – strip;
b) 2 of a call option and 1 for sale – strap.
Futures (commitment) – an agreement on buying or selling a certain quantity of goods at a specific future date at a price established at the time of the transaction.
Futures trading on exchanges and are typical contracts for the purchase and sale of a standard quantity of goods with generally accepted global delivery times.

For each futures transaction is issued two contracts:
1. between the buyer and the Stock Exchange;
2. between the exchange and the seller.
Options and futures contracts are commodities, gold, currencies, interest rates, stock indexes, as well as investments.

They can generate income (loss) to the seller (buyer) and, vice versa, depending on the prevailing conditions in commodity prices.

Currency risk management in international investment is to hedge (insurance) in the following manner:
1. devaluation of the currency hedging:
• a contract for the purchase of foreign currency;
• Buy coll option to buy foreign currency;
• buy put option for the supply of domestic currency in exchange for the desired foreign.
2. hedging of foreign currency devaluation:
• a contract for the purchase of the national currency;
• Buy coll option to purchase the national currency;
• buy put option for the supply of foreign currency in exchange for the required national.
3. Hedging a portfolio of international investments:
• investor hedging a portfolio of assets in domestic currency by selling the futures contract;
• an investor enters a forward contract to exchange domestic currency for foreign.
• investor purchases an option to buy and sell foreign currency (see paragraphs 1 and 2).