In case you want a handy way to keep tabs on how bad things get, Anthony Cherniawski of the Practical Investor reports that Money.CNN.com recently “reintroduced the concept of the ‘Misery Index’”, which is an interesting metric produced by combining the rate of inflation plus the rate of unemployment, which “was last heard of in the 1980’s” when both of the rates were soaring and people were miserable. He notes that using “official” numbers of 3.9 % inflation with 5% unemployment produces “a current Misery Index of only 8.9″, which he says is “not far from the Misery Index’s low of…