TY - JOUR A1 - Gray, W A1 - Shadbegian, R T1 - Environmental regulation, investment timing, and technology choice Y1 - 1998// N1 - R826155 JF - JOURNAL OF INDUSTRIAL ECONOMICS J1 - J IND ECON VL - 46 IS - 2 SP - 235 EP - 256 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - Capital vintage, efficiency, and environmental regulation. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - Do firms avoid regulation by shifting production? N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - Do firms avoid regulation by shifting production? N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - Do firms avoid regulation by shifting production? N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R A1 - Levy, J T1 - Spatial efficiency of pollution abatement expenditures. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R A1 - Levy, J T1 - Spatial efficiency of pollution abatement expenditures. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R A1 - Levy, J T1 - Spatial efficiency of pollution abatement expenditures. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R A1 - Levy, J T1 - Spatial efficiency of pollution abatement expenditures. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - Technology change, emissions reductions, and productivity. N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - What determines environmental performance at paper mills? N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - When is enforcement effective-or necessary? N1 - R826155 ER - TY - CONF A1 - Gray, W A1 - Shadbegian, R T1 - When is enforcement effective-or necessary? N1 - R826155 ER - TY - CONF A1 - Shadbegian, R A1 - Gray, W T1 - Spatial efficiency of pollution abatement expenditures. N1 - R826155 ER -