The U.S. economy added 290,000 jobs in April, a welcome sign that an economic recovery may be taking root. But the unemployment rate also rose to 9.9 percent. Four economists and market watchers make sense of the latest jobs report.

As the end of a tumultuous economic year approaches, the PBS NewsHour asked several economists and financial experts to look ahead to 2010 and answer one question: What is the economic indicator to watch and why?…