Roy, S. (2023). How would a society go from a purely communist system to capitalism, both with and separately without conflict? Ask an Economist, Department of Economics, Iowa State University. https://www.econ.iastate.edu/ask-an-economist/how-would-society-go-purely-communist-system-capitalism-both-and-separately
Roy, S. (2022). How to explain big variation between retail prices and the value of a dollar over time? Ask an Economist, Department of Economics, Iowa State University. https://www.econ.iastate.edu/ask-an-economist/how-explain-big-variation-between-retail-prices-and-value-dollar-over-time
Roy, S. (2022). Is economics a science or a religion? Ask an Economist, Department of Economics, Iowa State University. https://www.econ.iastate.edu/ask-an-economist/economics-science-or-religion
Kar, S., & Roy, S. (2018). Doing business versus the real business environment in Indian states. SANEM CoRE. https://sanemblog.org/2018/12/doing-business-versus-the-real-business-environment-in-indian-states/
Kar, S., & Roy, S. (2017). The reality of doing business in India. Livemint. https://www.livemint.com/Opinion/ymSkhDMPjTNIJ7hk4YxUoI/The-reality-of-doing-business-in-India.html