Article Title,Year,Volume,Issue,Page Range,Author Effect of liability limitations on the level of care in the public sector: the case of highway maintenance,1994,22,4,483-497,Clain Is the response of state and local highway spending symmetric to increases and decreases in federal highway grants?,2000,28,1,3-25,Gamkhar State-local school and highway expenditure trends 1965-1966 and 1969-1970,1973,1,1,29-34,Lindholm