Cost of traffic. $1700 a year in US, $2500 in France but huge regional variations (LA = 6000). Add in cost of carbon dioxide emissions....$200 B a year.
It's interesting how far and how little a dollar will stretch, depending on what country you're in. From empanadas to shots at the bar, here's what one crisp George Washington will get you in different parts of the planet.
Duck Younggren seems to be in the right line of business for someone with a sweet tooth. He grows sugar beets in northern Minnesota. He's been known to gnaw on a beet to get his sugar fix. "Core out a piece. Put it in your mouth," he said. "It's like candy!"