Free exchange | Trickle-up economics: Wage gains at the bottom of the income distribution have helped sustain an ageing expansion.

The article offers information related to the economic expansion of the U.S. Topics discussed include expansion of the economy despite global manufacturing downturns in 2016 and 2019; monetary tightening by the Federal Reserve; faster growth in wages for workers at the bottom of the income distribution; increases in minimum-wage rates of low-wage workers and continued strength in wage growth for low earners.