"Two important decisions in designing markets for tradable emissions permits are whether to allow banking and whether to allow trading in entitlements to future permits. Banking is predicted to reduce price instability when firms trade in a reconciliation market after the quantity of emissions...

We test the null hypothesis that involuntary transfers for the provision of a public good will completely crowd out voluntary transfers against the warm-glow hypothesis that crowding-out will be incomplete because individuals care about giving. Our design differs from the related design used by...

Using eight sessions (twenty-four ten-period markets) in a double ABA cross-over design, we demonstrate clear evidence of market power in double-auction emission trading markets (agents who are not constrained to only buy or sell). Conventional theory predicts that in half of the market-power...