Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Jake K. Carr"'
Publikováno v:
Journal of Hunger & Environmental Nutrition. :1-17
Autor:
Terry L. Niblack, Anne E. Dorrance, Pierce A. Paul, Horacio D. Lopez-Nicora, Jake K. Carr, Timothy I. Ralston, C. A. Williams
Publikováno v:
Phytopathology®. 110:406-417
Heterodera glycines, the soybean cyst nematode, and Macrophomina phaseolina, causal agent of charcoal rot, are economically important soybean pathogens. The impact and effect of these pathogens on soybean yield in coinfested fields in the Midwest pro
Publikováno v:
The Professional Geographer. 71:185-196
The recent growth in the U.S. brewing industry is remarkable, and the prevailing number of breweries has not been seen since the late nineteenth century. Several studies have shown that beer-producing facilities are spatially uneven across the United
Publikováno v:
Journal of Hunger & Environmental Nutrition. 14:297-317
This research study was conducted to assess how neighborhood food environments (FE) impact households’ ability to purchase and consume a balanced diet. We conducted surveys with 449 food secure (FS...
Publikováno v:
Journal of Urban Economics. 101:14-26
We employ a unique data set to examine the spatial clustering of about 1700 private R&D labs in California and in the U.S. Northeast Corridor. Using these data, which contain the R&D labs’ complete addresses, we are able to more precisely locate in
Publikováno v:
Working paper (Federal Reserve Bank of Philadelphia).
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
Publikováno v:
Social work in public health. 34(3)
This study explored health outcomes of 301 individuals living within three food secure and three food insecure neighborhoods in a midwestern city by using a multi-level model that included household-level and neighborhood-level variables. Logistic re
Publikováno v:
Regional Science and Urban Economics. 81:103490
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 a
LOCALIZED KNOWLEDGE SPILLOVERS: EVIDENCE FROM THE AGGLOMERATION OF AMERICAN R&D LABS AND PATENT DATA
Publikováno v:
Working paper (Federal Reserve Bank of Philadelphia).
We employ a unique data set to examine the spatial clustering of private R&D labs, and, using patent citations data, we provide evidence of localized knowledge spillovers within these clusters. Jaffe, Trajtenberg, and Henderson (1993, hereafter JTH)
Publikováno v:
Working paper (Federal Reserve Bank of Philadelphia).
This paper has been superseded by WP 15-03. We study the location of more than 1,000 research and development (RD Tests using local K-functions reveal several concentrations of RD We develop a new procedure for identifying clusters – the multiscale