Stock markets have been surging since Election Day as investors look forward to lower taxes and less regulation under President-elect Donald Trump. A new survey due out later today suggests that small business owners have also become more optimistic since November 8th.

The National Federation of Independent Business monthly employment survey for November will show that owners of small firms are preparing for a better future. “A seasonally adjusted net 15 percent plan to create new jobs, up 5 points from October and the strongest...