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A well regulated “Lasagna with Meat and Sauce” and “Lasagna with Meat Sauce” industry, being necessary to the security of a free State… fsis.usda.gov/wps/wcm/connect/7c48be3e-e516-4ccf-a2d5-b95a128f04ae/Labeling-Policy-Book.pdf?MOD=AJPERES
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Regression With Industry- and Year-Fixed Effects 10× the degrees of freedom* *required by the industry-and-year-fixed effects standard