There are three right decisions to this question: cash spent to tidy up a nearby dangerous waste site in Ohio, income created by legitimate medicinal cannabis deals in California, and Robert paying Ted for a hair style in Chicago. Those three things would all be incorporated into authority U.S. Gross domestic product measurements since they all include legitimate market exchanges paid for with cash. Accordingly, every one will produce a paper trail that will stream to the bookkeepers who order the U.S. Gross domestic product insights.