Reenen, John Van (ed.), 'Innovation and Human Capital Policy', Innovation and Public Policy (Chicago, IL, 2022; online edn, Chicago Scholarship Online, 22 Sept. 2022), https://doi.org/10.7208/chicago/9780226805597.003.0003, accessed 8 Dec. 2023. Productivity Growth Slowdown: Since the 1970s, U.S. productivity growth has slowed, with GDP growth declining from 4% in the postwar years to under 2% since 2000. Real wage growth has also slowed, particularly for …