We develop the concept of aggregate emission targets, which are goals for national emissions but do not dictate the forms of regulation used to achieve the goals. We compare aggregate emission intensity, quantity, and price targets adopted at the national level but implemented cost effectively...

Lack of cooling and cold-chain access is a critical development challenge that has significant implications for people's livelihoods, productivity, health, food, and nutritional security. While business-as-usual demand projections suggest 19 new cooling appliances will be sold every second by...

Following the successful climate agreement in Paris, global attention shifted quickly to how countries will achieve their nationally determined contributions. To achieve the goals, governments need to make full use of the private sector capacity to unlock much larger flows of private investment...