New York (CNN Business) The old saying "time heals all wounds" applies to the economy. Stung by the Great Recession, it has taken a decade for many Americans to feel safe in their jobs and investments again.

Time gets some of the credit. The president and his bullish megaphone get the rest.

Although the economy was well into recovery by the time Barack Obama left office, President Donald Trump came to the White House channeling the people in districts left behind. The big question for 2020 is whether they feel like he has helped them enough.

In his presidency, 443,000 new factory jobs have been created, far better than during the Obama years. But that growth has stalled and now the sector has turned into a recession

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