We study the puzzle of portfolio underdiversification and proximity investment from a novel perspective, linking it to the process of urbanism. We find that urban portfolios are more focused - i.e., less diversified and more concentrated in quot;closequot; stocks - than urban portfolios. We...

We relate the degree of investor portfolio focus to the broader urban economic context of the household. Using a detailed panel of investors in Sweden over the period 1995 to 2000, we find that the level of investor diversification, as measured by number of stocks in the portfolio and by the...

We relate the degree of investor portfolio focus to the broader urban economic context of the household. Using a detailed panel of investors in Sweden over the period 1995 to 2000, we find that the level of investor diversification, as measured by number of stocks in the portfolio and by the...