Geography, Ties, and Knowledge Flows: Evidence from Citations in Mathematics.

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Bibliographic Details
Title:	Geography, Ties, and Knowledge Flows: Evidence from Citations in Mathematics.
Authors:	Head, Keith¹ (AUTHOR), Li, Yao Amber² (AUTHOR), Minondo, Asier^1,3 (AUTHOR)
Source:	Review of Economics & Statistics. Oct2019, Vol. 101 Issue 4, p713-727. 15p. 2 Charts, 5 Graphs.
Database:	Business Source Ultimate

Description
ISSN:	00346535
DOI:	10.1162/rest_a_00771