Changing Fortunes: Long-Termism—G-Zero, Artificial Intelligence and Debt Staff discussion paper 2019-12 Stephen S. Poloz This paper discusses three long-term forces that are acting on the global economy and their implications for companies and policy-makers. Content Type(s): Staff research, Staff discussion papers JEL Code(s): E, E6, E63, F, F0, F02, F1, F15, F5, F53, F6, H, O, O1, O11, O3, O33 Research Theme(s): Financial system, Financial stability and systemic risk, Structural challenges, Demographics and labour supply, Digitalization and productivity, International trade, finance and competitiveness