Christopher Albert "Chris" Sims (born October 21, 1942) is an American econometrician and macroeconomist. He is generally considered a macroeconomist, but he describes himself as an "applied economist". Barro is the son of Harvard University professor and macroeconomist Robert Barro. Fernando Enrique Alvarez is an Argentine macroeconomist. King is married to another macroeconomist, Marianne Baxter. His brother Robert J. Gordon is a prominent macroeconomist. Mark Bils (December 1, 1958) is a macroeconomist at the University of Rochester.