Since the Great Depression of the 1930s, and through the more recent Asian Crisis of 1997 and Great Recession of 2008/09, governments have experimented with Keynesian style fiscal stimulus to support employment and accelerate economic recovery. The effectiveness of these policies depends on the...

The COVID-19 pandemic is posing unprecedented challenges, making it difficult for policy makers to design appropriate policies. In this context, real-time information can play a most valuable role for policy makers in developing countries, particularly since official economic indicators, such as...

Meeting the dual challenge of providing reliable and affordable energy and transport to a growing population while reducing environmental impacts, including mitigating greenhouse gas emissions, requires a deep understanding of both the unit- and system-level responses. These responses arise from...