<p>Only moments after both houses of the state Legislature adjourned business Thursday, a coalition of public service groups announced plans for statewide initiative aimed at preventing political deadlock over future state budgets.</p>
<p>The proposal, backed by the League of Women Voters of California and the state's Parent Teachers Association among many others, would change the state constitution so a spending plan could be adopted by 55 percent of the lawmakers instead of the existing two-thirds majority.</p>