Rick Rosner: Yesterday, the Mega Millions lottery awarded someone $1.2 billion. If you choose the payment spread over time, which almost nobody does because it's a bad deal, you'd get about $550 to $560 million as a lump sum. I forget if that's before or after taxes, but it's a significant amount either way. What …

Continue reading Ask A Genius 1230: What about investments and windfalls?