From This Collection

How do restaurants set their buffet prices?

Jun 9, 2014
There's a careful science to pricing a buffet - and to getting your money's worth.

How much would an all-American iPhone cost?

May 20, 2014
A 100 percent U.S.-made iPhone would cost more than $2,000.
John Moore/Getty Images

Why green olives come in jars, but black ones come in cans

May 5, 2014
A tale of economics, dinner parties and death.
Olives from Eataly, which don't come in a can or a jar.
Dan Weissmann/Marketplace

Why it makes economic sense to send a letter for 49 cents

Apr 25, 2014
For less than the price of a cup of coffee, you can send a letter halfway across the globe. How?

The cold truth about the ice business

Mar 31, 2014
How many bags of ice do you buy a year? Enough to make it a $2.5 billion industry, that's how much.

For public good, not for profit.

How do rental car companies make money?

Feb 10, 2014
And seriously, what's with those key chains you can't take apart?