There are more than 12 million unemployed workers across the U.S., and Americans should be angry, according to Glenn Hubbard, a member of Mitt Romney’s economic policy team.

Uncertainty around long-term policies is frightening business leaders and hurting employment, Hubbard told MarketWatch. Meanwhile, neither Democrats nor Republicans are focused enough on training America’s workers, he said.

While payrolls have gained fairly steadily over the past two years, the U.S. economy today has about 5 million fewer jobs than when the Great Recession began. Proposals from Romney would provide much needed clarity, and support employment, Hubbard said.

Hubbard, dean of Columbia Business School and a former chairman of the Council of Economic Advisers under George W. Bush, spoke with MarketWatch about employment, and its intersection with tax policy, trade and regulations, among other areas.

The following is an edited transcript of the conversation:

Read more: MARKET WATCH – Q&A with Romney Economics Adviser Glenn Hubbard