This year, some 45.5 million Americans will receive $63 billion in retirement benefits, according to the Social Security Administration. Of these recipients 65 years or older, 50% of married couples and 71% of unmarried persons depend on Social Security for more than 50% of...

Charlie Munger, Warren Buffet's famed right-hand man at Berkshire Hathaway, is fond of using the phrase, "Invert, always invert." While Munger is often credited with the origination of the quote, he is borrowing from 19th century German mathematician Carl Jacobi, who coined the phrase as...