takles the extremely important task of identifying and estimating a "production function" of innovation for European regions … European regions' innovative activity is better represented by a model as Jones (1995) than by one as Romer (1990). Knowledge … spillovers could be due to the similar technological specialization of close regions, as we find significant spillovers also in …

dataset is made of inter-regional tourism flows among Italian regions over the 2000-12 period; across this period, 2008 to …

Most cities enjoy some autonomy over how they tax their residents, and that autonomy is typically exercised by multiple …-OECD countries. We show that most cities are highly fragmented: urban areas with more than 500,000 inhabitants are divided into 74 … local jurisdictions on average. The vast majority of these cities are characterized by a central municipality that strongly …

substantial natural resource exports. Countries also attract more FDI if they have more medium-sized cities and primacy is not too … suffer from primacy. However, FDI is attracted if surrounding countries have fewer cities, restrictions on international … trade and low market potential (income per capita). We tentatively conclude that cities are important drivers of FDI and …

We propose a theory of skill mobility across cities. It predicts the well documented city size-wage premium: the wage … distribution in large cities first-order stochastically dominates that in small cities. Yet, because this premium is reflected in … skilled disproportionately sort into the biggest cities, while those with medium skill levels sort into small cities. The …

Using a novel way to identify relationship and transaction banks, we study how banks' lending techniques affect funding … lending in an economic downturn is strongest for smaller and more opaque firms and in regions where the downturn is more …