Productivity is commonly defined as a ratio between the volume of output and the volume of inputs. In other words, it measures how efficiently production inputs, such as labour and capital, are being used in an economy to produce a given level of output. Broadly, productivity measures can be...

Expanding markets for clean and efficient technologies will increase energy security and help reduce greenhouse gas emissions. But many promising technologies are still too expensive or face other obstacles to commercial deployment. Governments need to consider deployment policies to create...