Boguna


Where does the money go?

Posted on April 7, 2010 by Tara Thiagarajan in Blog, Microfinance, Writing. 9 comments

Was chatting recently with Sitabhra Sinha from the Institute of Mathematical Sciences in Chennai, India about some ideas to study the network structure and dynamics of money and information flow in rural Tamil Nadu and he passed along a bunch of papers to me. One of them was Patterns of dominant flows in the world trade web by Serrano, Boguñá and Vespignani. This mix of people from Europe and the U.S. took international trade data and reconstructed the trade network to look at imbalances between countries. They then asked where one dollar generated in any given country ends up being ‘absorbed’ or accumulated in the world. They called this the ‘dollar game’. For big consumer nations like the U.S. no surprise that a big chunk ends up in Japan and China. Where the money ends up accumulating is not completely … Read More »