The Melitz model highlights the importance of the extensive margin (the number of firms exporting) for trade flows. Using the World Bank’s Exporter Dynamics Database (EDD) featuring firm-level exports from 50 countries, we find that around 50% of variation in exports is along the extensive...

Electronic commerce (e-commerce) is an integral part of business activities, and various models of e-commerce have emerged with liberalisation and technological developments. Global e-commerce trade has seen fast growth, which is predicted to continue in the future. The sector is now discussed...

The COVID-19 situation has accelerated the adoption of e-commerce across the world. While, globally, there has been an increase in the share of e-commerce in total retail sales, there are variations in e-commerce adoption across countries and the difference is obtrusive when one compares...

The COP-21 meeting in Paris produced an important result. For the first time all countries developed and developing agreed to take some mitigation action. However even if all countries deliver on what they have promised by 2030 and progress thereafter continues only at the same rate global...

Ambient air pollution is a leading cause of death in developing countries. In theory, using smartphone apps, text messages, and other personal information and communication technologies to disseminate real-time information about such pollution can boost avoidance behavior like wearing face masks...