Phasing out polluting motorcycles in Bangkok : policy design by using contingent valuation surveys / Jian Xie... [et al.]

Phasing out polluting motorcycles in Bangkok : policy design by using contingent valuation surveys / Jian Xie... [et al.] . - Washington : World Bank, 2004 . - 16 p. 28 cm . - (Policy research working paper; 3402)
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