2  BIS Review 139/2008  domestic securities is calculated by comparing the share of actual foreign assets held by German investors with the percentage of foreign assets in the global benchmark portfolio.
2 Against this backdrop, home bias on the assets side indicates whether foreign securities are less intensively (and domestic securities are more strongly) represented in the national portfolio compared with the benchmark. A home bias would reach the value 100 if investors were to take exclusively domestic securities into their portfolios.