1. Abadi J.andBrunnermeier M.K.(2018).Blockchain economics. NBER Working Paper 25407 (December).
2. Adler G.and Osorio Buitron C.(2017).Tipping the scale? The workings of monetary policy through trade (June). IMF Working Paper. WP/17/142.
3. Adrian T.andGriffoli T.M.(2019).The rise of digital money. IMF FinTech Notes No.19/001.
4. Ahir H. Bloom N. andFurceri D.(2019).New index tracks trade uncertainty across the globe. IMF Blog (September 9).(https://blogs.imf.org/2019/09/09/new‐index‐tracks‐trade‐uncertainty‐across‐the‐globe/).
5. Alesina A. Barro R.J. andTenreyro S.(2002).Optimal currency areas. NBER Working Paper 9072 (July).