Even if socially responsible investment does not impose a cost on SRI fund investors in terms of reduced before-fee financial performance, these investors could still pay an explicit price for their funds' social responsibility in the form of higher fees. Indeed, there are reasons to expect fees charged by SRI funds to be higher. First, some SRI funds actively engage with the firms in which they invest to encourage them to pursue socially responsible policies. The costs of such active monitoring may be partly passed on to investors in the form of higher expenses. Second, investors concerned about social.