This paper studies patenting decisions by firms in relation to the negotiation and signing of the Helsinki and Oslo protocol as part of the Convention on Long-Range Transboundary Air Pollution. We use a uniquely constructed patent data set on SO2 abatement technologies filed in 15 signatory and...

This discussion paper led to a publication in <A href="http://www.sciencedirect.com/science/article/pii/S0095069611001604">'Journal of Environmental Economics and Management'</A> 64(1), 45-67.<p>This paper studies patenting decisions by firms in relation to the negotiation and signing of the Helsinki and Oslo protocol as part of the Convention on Long-Range Transboundary Air...</p></a>

We introduce the notion of a stone age equilibrium to study societies in which property rights are absent, bilateral exchange is either coercive or voluntary, and relative strength governs power relations in coercive exchange. We stress the importance of free disposal of goods which allows for...

We introduce the notion of a stone age equilibrium to study societies in which property rights are absent, bilateral exchange is either coercive or voluntary, and relative strength governs power relations in coercive exchange. We stress the importance of free disposal of goods which allows for...

This paper studies the equilibrium size of countries. Individuals in small countries have greater influence over the nature of political decision mak- ing while individuals in large countries have the advantage of more public goods and lower tax rates. The model implies that (i) there exists...

We analyze a simple model of local public good provision in a country consisting of a large number of heterogeneous regions, each comprising two districts, a city and a village. When districts remain autonomous and local public goods have positive spillover effects on the neighbouring district,...

See 'Political Connections And Preferential Access To Finance: The Role Of Campaign Contributions' in <A HREF="http://www.sciencedirect.com/science?_ob=ArticleURL&_udi=B6VBX-4P3DY39-4&_user=499884&_rdoc=1&_fmt=&_orig=search&_sort=d&_docanchor=&view=c&_searchStrId=1004038141&_rerunOrigin=scholar.google&_acct=C000024499&_version=1&_urlVersion=0&_userid=499884&md5=d48c00bd293b73b16a75eb763ff75630"><I>Journal of Financial Economics</I>, 2008, 88(3), 554-580</A>.

A well known and established model in communication policy in sociology and marketing is that of opinion leadership. Opinion leaders are actors in a society who are able to affect the behavior of other members called followers. Hence, opinion leaders might have a considerable impact on the...

We analyze a simple model of local public good provision in a country consisting of a large number of heterogeneous regions, each comprising two districts, a city and a village. When districts remain autonomous and local public goods have positive spillover effects on the neighbouring district,...

This paper provides empirical evidence that campaign contributions arestrongly associated with market expectations of future firm-specific political favors,including preferential access to external financing. Using a novel dataset, we find thatfirms in Brazil providing contributions in the 1998...