26. The major environmental protection laws in the United States were passed predominately in what decade? A. 1920s b B. 1960s 10h19 C. m 1970s D. 1990s27. Starting from potential output, suppose that there is a permanent increase in government spending. Using the AD-AS model, in the long-run the result will be: A. higher real GDP A B. higher aggregate prices, C. higher unemployment. D. lower unemployment. alewbogyd nigmpong brit