Which of the following will NOT shift the demand curve for beef? Group of answer choices

a widely publicized study that indicates beef increases one's bad cholesteral

a decrease in the price of beef

an effective ad campaign by pork producers

a change in the population

wait history, who want to talk about history, boring.

basic principles: federalism, separation of powers, checks and balances, judicial review, representative democracy, limited government, rule of law, individual rights and responsibilities, consent of the governed, majority rule, popular sovereignty, equal protection.

the constitution gives congress the power to regulate commerce "among" the several states.