Barry Ritholtz, Columnist

Old Age Isn’t What Ends a Bull Stock Market

The length of the run really doesn’t matter very much.

Wake me up when it’s over.

Source: Media for Medical/Universal Images Group Editorial/Getty Images
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Enter the query “How long is the longest bull market” in a Google search and you get 41.4 million results.

Investors will not find much of use in most of these results. It is the wrong question to ask. Perhaps a better inquiry would look something like this: “Why does it matter how long a bull market is?”