AFTER weeks of squabbling, California’s politicians managed to get a budget approved this week. Their dispute had followed a familiar pattern. One side, spooked by yawning budget deficits, wanted to make deeper cuts to welfare payments. The other, fearful of the effects on California’s army of unemployed, sought to find savings elsewhere. It sounds like a classic Republican-Democrat ding-dong. In fact, the row pitted one Democratic force (the governor, Jerry Brown) against another (the state legislature). Shut out of the talks, the state’s opposition Republican legislators were reduced to boycotting budget hearings and issuing sulky statements. ..California gave America two...