What will always cause a supply curve to shift to the left? A. advances in technology
B. fewer inputs
C. excise taxes
D. future expectations of falling prices

Which of the following might cause the inflation rate to spike up sharply? the purchasing power of the average consumer decreases due to a sluggish economy. plentiful rainfall and moderate temperatures result in good harvests of wheat and soybeans. the items in the cpi market basket change to account for changing consumer buying habits. prices on world oil markets rise steeply due to war in the middle east.

Personality traits.. .remain stable throughout life ..change at different rates to different degrees ..are more obvious during childhood ..all of the above

Which groups of people most directly benefited from song innovations in the song dynasty‘s open border policy?