A market equilibrium occurs
A、only with government regulation.
B、only because of the profit motive of firms.
C、only because of the complacency of consumers.
D、through the interaction of self-interested consumers and producers.
A、only with government regulation.
B、only because of the profit motive of firms.
C、only because of the complacency of consumers.
D、through the interaction of self-interested consumers and producers.
A、åmO(F) = - m - XA×L×sinj + YA×L×cosj - Q×2L×cosj - P× L×sinj + NB×3L×cosj = 0
B、åmO(F) = - m - Q×2L×cosj - P× L×sinj + NB×3L×cosj = 0
C、åmB(F) = - m - XA×2L×sinj - YA×2L×cosj + Q×L×cosj = 0
D、åmB(F) = - m - XO× L×sinj - YO×3L×cosj+ Q×L×cosj = 0
B.borrowers find it difficult to borrow.
C.there is a shortage of loanable funds.
D.Both answers B and C are correct.
A、above the equilibrium price, causing a shortage.
B、above the equilibrium price, causing a surplus.
C、below the equilibrium price, causing a shortage.
D、below the equilibrium price, causing a surplus.
B.Adding A or B to the reaction equilibrium can shift the equilibrium to the right.
C.Adding C to the reaction equilibrium can shift the equilbrium to the right.
D.Add a chemical that binds to A can shift the equilibrium to the right
A、In 2015, Amazon surpassed Walmart as a Fortune 500 enterprise.
B、In 2015, Amazon was the world-wide fourth most valuable public company.
C、In 2015, Amazon became the world largest revenue volume internet company.
D、In 2015, Amazon was the eighth largest US employer.
B.surplus exists and the price rises to restore equilibrium.
C.shortage exists and the price rises to restore equilibrium.
D.surplus exists and the price falls to restore equilibrium.
E.surplus exists but nothing happens until either the demand or the supply changes.
B.there is a shortage and the price will fall.
C.there is a shortage and the price will rise
D.there is a surplus and the price will fall.
A、Le quiero lo comprar.
B、Quiero comprarlo.
C、Se lo quiero comprar.
D、Se quiero comprarlo.
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