Chapter 01 · Section 1.1

Cash Flow - Futures

                   Forwards             Futures

Contract Terms variable standard Delivery expected only 2-5% Trading via phone centralised Margins negotiated uniform Credit Risk taken by clearing
counterparty house Liquidity lesser greater Cash Flow on delivery .......

Now, in futures trading profits are received or losses are paid:

Every customer deposits a margin. If one side of the trade loses money, the other side of the trade makes a profit. The clearing house credits the profitting party's account and debits the losing party's account.