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Empirical analyses of international environmental problems
Wagner, Ulrich J., (2006)
The voluntary provision of a pure public good?: another look at CFC emissions and the Montreal Protocol
Wagner, Ulrich J., (2009)
The Voluntary Provision of a Pure Public Good? Another Look at CFC Emissions and the Montreal Protocol
On sharing NATO defence burdens in the 1990s and beyond
Sandler, Todd, (2000)
The political economy of Scandinavian neutrality
Murdoch, James C., (1986)
A tale of two collectives : sulphur versus nitrogen oxides emission reduction in Europe
Murdoch, James C., (1997)