Indicate Whether Each of the Following Situations Would Shift the Supply

Essay

Indicate whether each of the following situations would shift the supply curve to the left,to the right,or not at all.
a.An increase in the price of an input
b.An increase in productivity
c.An increase in the price of a substitute in production
d.A decrease in the expected future price of a product
e.A decrease in the current price of the product