Previously Published to Benzinga: The following post was written and/or published as a collaboration between Benzinga’s in-house sponsored content team and a financial partner of Benzinga. Contracts for differences (CFDs), while prohibited in the United States, are extremely popular in other leading countries around the world. A CFD, as a derivative trade, is an agreement between 2 parties — usually the investor and the broker. In a CFD, the trade will be opened, and the exchange will occur between the opening and closing price of the contract — or the difference in the value of a security between an opening and closing price.  Unlike options trading, investors have unlimited time…