The global challenges confronting us — climate change, poverty, inequality, and many others — can feel overwhelming. Those of us who believe in market-based solutions to these challenges get even more disheartened when we regularly see our existing capitalist system failing us, often causing more harm than good. Many examples show how the capitalist tools of finance and investment can and make real, positive impact. Approaches like blended finance and impact investing can help accelerate progress against the world’s biggest remaining collective challenges.  Yet use of these improved...