Elasticity and Demand1434.Over the past 30 years, cigarette makers did not worry too much about rising excise taxes on their product because they could simply raise prices to generate the extra revenue needed to pay the higher taxes. Apparently, according to recent stories in the Wall Street Journal, this pricing tactic no longer works. Explain carefully, us-ing graphical analysis, why continued increases in the price of cigarettes eventually becomes an ineffective means of raising revenues.