The U.S. stock bull market is still alive. But after more than eight years and with stocks trading at historically high premiums despite a persistently sluggish economy, many investors are left to wonder after trading days like Thursday how swiftly and badly the bull market will finally end as well as the ferocity of the subsequent bear market that follows. How will today’s stock investors know that the bull market is finally over? And once they know, will it be too late to do anything about it?
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