Conventional estimates of the number of uninsured Californians are derived from the Current Population Survey (CPS). Unfortunately, CPS estimates of the number of people receiving Medi-Cal and welfare (AFDC/CalWORKs) are well below the numbers implied by official Medi-Cal records, suggesting...

This paper uses the implementation of the new Medicaid 1931(b) program in California and its 58 counties to consider multi-site implementation. Given California's county-operated welfare system, the California Department of Health Services (CDHS) made policy that each of the state's 58 counties...