Jonathan Hoenig: A ban on onion futures from the 1950s shows how foolish trading bans can be.
Risky-sounding options like commodities can protect your portfolio.
James B. Stewart: Caution, not greed, is called for. But you can still make money.
Jack Hough: Needlessly nerdy financial words only confuse us, cost us money.
Simple put and call options were once seen as nefarious as swaps.
Yes, you can trade the weather -- rather easily, in fact.
James Stewart: Selling put options is a good way to raise cash right now.
Ignore misplaced skepticism -- Buffett's baby is finally cheap again.
Jim Stewart: Options, bonds offer similar terms to Warren Buffett's.
Long-dated call options offer a cheap way to bet on a market recovery.