Artificial Intelligence as a complement to other innovation activities and as a method of invention / Guillermo Arenas Díaz (Universita Cattolica del Sacro Cuore, Milano, Italy), Mariacristina Piva (Universita Cattolica del Sacro Cuore, Piacenza, Italy), Marco Vivarelli (Universita Cattolica del Sacro Cuore,Milano, Italy, UNU-MERIT, Maastricht, The Netherlands and IZA) ; IZA Institute of Labor Economics