A economia e valoração dos serviços ambientais / Alexandre Rivas -- A economia ambiental / James R. Kahn e Alexandre Rivas -- A economia e a falha dos mercados / James R. Kahn e Alexandre Rivas -- Intervenção governamental na falha do mercado / James R. Kahn e Alexandre Rivas -- Abordagens...

An article about Kihlstrom and Mirman about comparative risk aversion with many goods is critiqued. If "more risk averse" is interpreted as signifying that an individual is less willing to accept a median-preserving spread, then risk aversion cannot be compared across individuals with different...