May Any Nation Such as the United States or China Make Its Willingness to Reduce Its GHG Emissions Contingent On What Other Nations Do?

  I. Introduction In the United States and in several developed countries including Australia and Canada, for instance, opponents of national commitments to reduce greenhouse gas (ghg) emissions frequently have made several arguments in opposition to proposed climate change policies.  Most of these arguments have been of two types. First, opponents of national climate policies […]