If Craigslist cost $1

Some things are better when they're not free.

If Craigslist charged a dollar for every listing, what would happen?

Well, the number of bogus listings and repetitive listings would plummet, making the site far easier to use.

The number of scam artists using the site would go down, because it's more difficult to be anonymous when money changes hands.

The revenue of the site would soar, which means that the people running the site could get (far) richer, or fund digital journalism or change the...