If you want to sell something for a huge markup, you have a few obvious paths:
1) Rely on uninformed, lazy, or price-insensitive customers;
2) Sell to a captive audience (like baseball-game attendees);
3) Get government to outlaw your competitors.
Funeral homes in Louisiana have used path No. 3, using the state government as their partner. Let Times-Picayune columnist Jarvis DeBerry...