We present a model where heterogeneous districts choose both whether to experiment and the policies to experiment with. Since districts learn from each other, the first-best requires that policy experiments converge so that innovations are useful also for neighbors. However, the equilibrium...

European economic integration drives a political economy of regionalism that defines the principal axis of political-economic division in the New Europe. The New Economy drives a radical shift in EU policy from cohesion or redistribution toward innovation promotion, affecting distributional...