Employers crave the power to fire workers whose performance is judged inferior-not just to get rid of those particular workers, but more importantly to motivate and discipline the rest of the workforce.

If you want poor people to work you restore their incentive by giving them less, such as by cutting social services. If you want rich people to work you restore their incentive by giving them more, such as by cutting taxes.

Proving that profit is economically and morally justifiable, rather than the result of exploitation, has been a central preoccupation of neoclassical economists.

Economic systems come, and economic systems go. No economic system lasts forever. Capitalism is not likely to last forever, either.

Try this: say the words "global, global, global" aloud several times, as fast as you can. You'll find yourself sounding like a turkey ("gobble, gobble, gobble").

Economics is a social science, not a physical science.

Indeed, if communist central planners could have organized the economy with as much detail, precision, and flexibility as a modern-day Toyota or Wal-Mart, communism would probably still exist.