the year when the USPTO began to record patents electronically. The main objective of this paper is to present HistPat, a well-structured, ready-to-use, comprehensive, and geo-referenced dataset of historical patents in the United States covering the years 1836 to 1975. HistPat contains...
Together with evidences from case studies with process-tracing that demonstrate the mechanisms singled out by our theory really did operate in driving ethnic wars in an accompanying paper, we provide a more complete and close-to-definitive answer to the question whether and how oil is associated ...
This growth has come about from a variety of reasons, but a key driver has been the Geospatial Semester program. In the rest of this paper, we introduce the Geospatial Semester, share details about its implementation, and discuss the research we have done regarding its impact on students’ sp...