In American politics, 'Europe' is usually a code word for 'big government.'

Now, modern economies have a very effective mechanism for deciding if salaries are really too high: it's called the free market. That's how most people's salaries are set, after all, including those of major-league baseball players and European soccer players.

When Americans think of college these days, the first word that often comes to mind is 'debt.' And from 'debt' it's just a short hop to other unpleasant words, like 'payola,' 'kickback,' and 'bribery.'

On Wall Street, fraudulent schemes tend to thrive during economic booms, and to blow up when times turn tough.

If you thought the advent of the Internet, the spread of cheap and efficient information technology, and the growing fragmentation of the consumer market were all going to help smaller companies thrive at the expense of the slow-moving giants of the Fortune 500, apparently you were wrong.

Unlike fuel-economy standards, the most common method of reducing demand for oil over the past thirty years, a gas tax doesn't tell people what kind of car to drive. It simply raises the price of gasoline and lets people adjust their behavior accordingly.

If someone really wants my company's business, why shouldn't he be able to do everything he can - including paying me off - to get that business? Because bribery encourages people to make decisions based on the wrong criteria, which means in the business world that it distorts the efficient allocation of resources.