404 Error: http://data.collec.repec.org/Betweenness.csv http://data.collec.repec.org/Closeness.csv Christian Zimmermann FIGUGEGL! Economic Research Federal Reserve Bank of St. Louis P.O. Box 442 St. Louis MO 63166-0442 USA https://ideas.repec.org/zimm/ @CZimm_economist