The sin tax seems like a convenient ploy when the state is searching for new sources of revenue in fiscally tight times. A sin tax also appeals to some voters who view it as a way of discouraging consumption of certain objectionable products. Yet the temptation to impose sin taxes is one that should be resisted for economic and moral reasons. The consequences of the sin tax are often the very opposite of those intended by its designers. Rather than increasing revenue, the sin tax can reduce it. Rather than discouraging what are regarded as morally questionable behaviors, the sin tax can make them more appealing. Rather than reducing what are perceived to be internal costs of the sin, the sin tax can increase them and expand them to society as a whole.Read the entire article here.