[Alberta's Child]

That’s a good point, but I wonder how many businesses out there (I’m leaving drug dealers out of the mix) are doing most or their business through black-market and gray-market transactions.

[RKBA Democrat]

“I wonder how many businesses out there (I’m leaving drug dealers out of the mix) are doing most or their business through black-market and gray-market transactions.”

Well, its kind of hard to tell. They don’t advertise. A couple of articles I found:

http://www.breitbart.com/big-government/2013/03/19/america-black-market-growing/

http://www.economywatch.com/in-the-news/infographic-the-black-market-the-second-largest-economy-in-the-world.18-01.html