The authors recommend that the G20 target innovative green-technology SMEs as an opportunity to promote financial de-risking while addressing Paris Agreement commitments and UN Sustainable Development Goals. This should be achieved by creating signals for private investors through: (1) a...

The economic literature on the superstar phenomenon provides empirical evidence on different types of stars, above all athletes and musicians. A new and, to our best knowledge, unexplored area of this star theory arouse with the development of social media markets. In this paper, we analyse a...

The authors develop a model of cheap talk with multiple speakers in the presence of network externalities so that their utility functions are increasing in the network size. They first show that if there is no noise in private information that each sender receives, the full information is...

The United Nations in February 2017 declared a famine emergency in light of the imminent danger of starvation facing an estimated 20 million people in four countries, and appealed urgently for US$4 billion to meet immediate needs. Other countries face grave food shortages that present urgent...

Religious entities play significant roles in the current forced migration crisis. These roles include innovative and experience based ideas to address flawed aspects of the humanitarian system, overall advocacy on behalf of refugees and migrants based on humanitarian and spiritual principles,...

This paper examines the impact of income growth and income inequality on household saving rates and payoffs in a non-cooperative game where each player's payoff depends on her present and future consumption and her rank in the present-consumption distribution. The setting is a pooling...

Do short-term contracts facilitate the transition to permanent contracts? The authors use a rich administrative database for Italy to run a stepping stone analysis and evaluate which contractual agreements have more chances to lead to a permanent working position. They find that individual...

Ensuring "health for all" remains a persistent and entrenched global challenge. G20 governments are in a position to elevate the priority accorded to health, and acknowledge the centrality of health to attaining the SDGs. The authors call on G20 leaders to build nations that are more inclusive...

Focusing on critical aspects of infrastructure, such as energy, this paper argues that African countries, and African cities in particular, need infrastructure that advances both basic needs and industrialization, and avoids a lock-in of unsustainable, high-carbon technologies. G20 countries can...

Tax certainty aims at the stabilization of expectations of both, taxpayers and governments. Improving tax payer service, easing cooperation channels and clarifying legal framework are strategies already in place to increase tax certainty, even though to different extent depending on the...