TY  - BOOK
AU  - Levy,Daniel S.
TI  - Conceptual and statistical issues in contingent valuation: estimating the value of altered visibility in the Grand Canyon 
SN  - 0833015001
PY  - 1995///
CY  - Santa Monica, CA
PB  - Rand Corp.
KW  - Air
KW  - Pollution
KW  - Economic aspects
KW  - Arizona
KW  - Grand Canyon
KW  - Statistical methods
KW  - Contingent valuation
N1  - 'MR-344-RC'--Cover; Includes bibliographical references (p. 35-39)
ER  -