Complex sentence: Hansen presented evidence on several occasions before Congress to oppose the use of unemployment as the main means of fighting inflation, advocating instead that inflation could be controlled by changes in interest and tax rates for the money supply as well as controls on prices and wages.
Split into simpler sentences: Hansen presented evidence on several occasions before Congress to oppose the use of unemployment as the main means of fighting inflation. He advocated instead that inflation could be controlled by changes in interest and tax rates for the money supply as well as controls on prices and wages.