In recent decades, many countries have experienced suburbanization processes in metropolitan areas that have lead to an increase in urban sprawl by creating a growing polarity between newly formed satellite communities and the central urban area. More than before, work and residence location...

It is well known that wages in large cities are higher than elsewhere. There is only little empirical evidence on the mechanisms behind this phenomena. One channel, that is discussed in the literature, is learning. Provided that individuals learn by interacting with one another, an urban wage...