Agency costs, charitable trusts,and corporate control

"In July of 2002 the trustees of the Milton Hershey School Trust announced a plan to diversify the Trust's investment portfolio by selling the Trust's controlling interest in the Hershey Company. The Company's stock jumped from $62.50 to $78.30 on news of the proposed sale. But the Pennsylvania attorney general, who was then running for governor, brought suit to stop the sale on the grounds that it would harm the central Pennsylvania community. In September 2002, after the attorney general obtained a preliminary injunction, the trustees abandoned the sale and the Company's stock dropped to $65.00. Using standard event study econometric analysis, we find that the sale announcement was associated with a positive abnormal return of over 25 percent and that canceling the sale was followed by a negative abnormal return of nearly 12 percent. Our findings imply that instead of improving the welfare of the needy children who are the Trust's main beneficiaries, the attorney general's intervention preserved charitable trust agency costs on the order of roughly $850 million and prevented the Trust from achieving salutary portfolio diversification. Overall, blocking the sale destroyed roughly