On January 1, 2019, the government decreased the tax on coal producers
from [tex][tex][tex]$1.10 per ton to $[/tex][/tex][/tex]0.55 per ton. Our model of supply and demand
predicts that
O the supply of coal increased.
O both the supply of and demand for coal decreased.
O the supply of coal decreased.
O the demand for coal increased.
O the demand for coal decreased.