John R. Powers

Valuing water quality improvements in the United States using meta-analysis: Is the glass half-full or half-empty for national policy analysis?

George Van Houtven, John R. Powers, Subhrendu K. Pattanayak · Resource and Energy Economics · 2007 · 193 citations

Public Policy, Water Policy, Engineering +13

Student performance, attrition, and class size given missing student data

William E. Becker, John R. Powers · Economics of Education Review · 2001 · 121 citations

Student Outcome, Student Retention, Education Policy +6

Valuing avoided morbidity using meta‐regression analysis: what can health status measures and QALYs tell us about WTP?

George Van Houtven, John R. Powers, Amber Jessup et al. · Health Economics · 2006 · 38 citations

Footwear effects on walking balance at elevation

Peter Simeonov, Hongwei Hsiao, John R. Powers et al. · Ergonomics · 2008 · 31 citations

Footwear Effects, Gait Analysis, Bipedal Locomotion +15

Preventing tractor rollover fatalities: performance of the NIOSH AutoROPS

John R. Powers, James R. Harris, John Etherton et al. · Injury Prevention · 2001 · 29 citations · Full text