Often, in fact, they benefit at the expense of the very people who should benefit - those who produce. The principal beneficiaries of money gambling arenas are those already wealthy, who hire clever gamblers who in the main stop at nothing to succeed. The laws governing this activity do not stop lies, theft, or evasion of regulation. This is due to the pressure and inducements that the wealthy place on legislators. The little guy loses, again.
Money is used to indicate to others what the individual has earned or has a right to spend.
However money is presented, whether cash, a line of credit, a credit card with a balance under the credit limit, antiques or jewelry with an appraised value, real estate with an appraised value - all indicate that the holder can spend or exchange goods to this amount. What this also means is that without such proof of worth, the individual cannot spend, and is on charity. At this point the individual gets free food and lodging from either the government or charitable organizations, or goes out on the street as so many do. We will be explicit. The apple grower, when in need of some item other than the apples he grows, simply goes and takes them.