Disinflation and deflation mean a decrease in the average price level

The tax on gasoline in England is close to $3.20 per gallon, whereas the federal excise tax on gasoline in the United States is 18.4 cents per gallon. Suppose the U. S. government raised the federal excise tax to the English gas tax rate of $3.20

Explain the likely impact of that higher tax rate on conservation, oil exploration, and the development of substitutes for gasoline.

The forecasting method that involves using an average of past observations to predict the future (if the forecaster feels that the future is a reflection of some average of past results) is the

A) moving average method. B) econometric forecasting method. C) exponential smoothing method. D) Both A and B E) Both A and C