PERS, America's biggest pension fund, is due to decide soon whether to put money into commodities.

ECONOMIST: Commodities

PERS, California's state pension fund, which is urging General Electric's shareholders to demand that its executives' share options be performance-related.

ECONOMIST: Face value: Corporate Governance Mom | The

PERS's campaigns to improve corporate governance have become too diffuse.

ECONOMIST: A new low

PERS's activism on executive pay and other matters.

ECONOMIST: A new low

PERS, with 1.2m members, and the Pacific Business Group on Health, an alliance of 45 large employers that buys health benefits for 3m people, demanded, and for four years up to 1998 won, successive reductions in premiums.

ECONOMIST: California leads, but the rest of America is not far behind