We geocode a data set of patents and their citation counts, including citations from abroad. This allows us to examine both the quantity and quality of local inventions. We also refine our data on local academic R&D to explore effectsnfrom different fields of science and sources of R&D funding....

SUPERCEDES EORKING PAPER 17-32 Buzard et al. (2017) show that American R&D labs are highly spatially concentrated even within a given metropolitan area. We argue that the geography of their clusters is better suited for studying knowledge spillovers than are states, metropolitan areas, or other...

This paper proposes a semi-parametric method for poverty decomposition, which combines the data-generating procedure of Shorrocks and Wan (2004) with the Shapley value framework of Sharrocks (1999). Compared with the popular method of Datt and Ravallion (1992), our method is more robust to...