Inflation, high interest rates and supply chain bottlenecks over the past two years have challenged the competitiveness of clean energy projects after a decade of seemingly unstoppable cost declines. Are the recent challenges a blip in this longer story of improving economics for renewables or a harbinger of continuing challenges. What policies and market reforms can strengthen the long-term viability and the case for capital for renewable projects? In a transforming energy system, how are investors reassessing the variabilities in risks, returns and time horizons across emerging and mature technologies?