This paper investigates the role of ‘social spillovers’ – people learning from and imitating the behaviour of other people – in the adoption of new technologies, with a focus on liquefied petroleum gas (LPG) in India.

Following the 2016 entry into force of the Paris Agreement, governments are now expected to turn their greenhouse gas emissions pledges into concrete climate policies.

The idea of a global carbon price has been a recurrent theme in debates on international climate policy. Discarded at the Conference of Parties (COP) of Copenhagen in 2009, it remained part of deliberations for a climate agreement in subsequent years.