By all rights, 2016 should be a good year for the U.S. stock market.
The Federal Reserve's recent rate hike signals confidence in the economy and presidential election years typically reward investors. Most experts are predicting a seventh year for the current bull market, with strategists in a recent poll expecting the Standard & Poor's 500 stock index to end 2016 at about 2,207, roughly 8 percent higher than it is now.
But a lot could go wrong. The same strategists have cataloged a long list of worries - everything from a destabilizing U.S. election to a meltdown far away — that could hit stocks hard.