Economic impact study of proposed airport noise regulations, R77-4 /

"January 1981."

Economic impact studies : the first year in review.

"Project no. 60.028."

Economic impact study of proposed airport noise regulations, R 77-4. Volume I : technical study of public airports outside Chicago /

"Project no. 30.017."

Economic impact study of the proposed motor vehicle (in-use) noise regulations : report of the Task Force on noise.

Bibliography: p. 152-155.

Economic impact of the proposed change in the hydrocarbon emission limitation for petrochemical manufacturing processes (R77-3) /

Project no. 10.065.

Environmental benefits assessment in economic impact studies : a review /

Project no.80.144.

The Economic impact of proposed regulation 79-11 to allow a relaxation of APC rule 203 (g) for particulate matter /

"Project no. 10.088."

The economic impact of proposed amendments to chapter 4, mine-related pollution (R76-20 and R77-10) /

Bibliography: p. 75-78.

The economic impact of proposed regulations to reduce particulate emissions from steel mills and industrial fugitive sources, R 78-10 and R 78-11 /

Project officer: Michael H. Friedman.

The economic impact of proposed forging noise regulations (R76-14, -19) /

Project officer: William Murphy.

The economic impact of alternative cyanide standards in Illinois /

"Project no. 20.065."

The economic impact of total dissolved solids effluent standards in Illinois /

Project no. 20.073.

Economic impact of highway snow and ice control : executive summary /

Mode of access: Internet.

Economic impact of highway snow and ice control : user's manual /

Mode of access: Internet.

Economic impact of highway snow and ice control : final report /

Mode of access: Internet.