As we enter 2018, consumer and business optimism is at levels not experienced since the dot com days of the late 1990s. Passage of “The Tax Cuts and Jobs Act” by Congress and signed by President Trump just before Christmas has reinforced animal spirits. 2018 should be a good year, perhaps a very good year. But, with the economy operating at full capacity and the labor market extremely tight, Bill Longbrake warns that the extra stimulus risks overheating the economy and exacerbating imbalances that have already been building. In this month’s letter, Longbrake examines the natural rate of unemployment and demonstrates that small differences in its level have significant implications for inflation and monetary policy. He also provides updates on economic activity, employment, inflation and interest rates. Read the full letter.