Lottery is a gambling game in which tickets are sold and winnings are drawn through random selection. Prizes may be cash or goods. Lottery draws are typically associated with gambling but have also been used for a wide range of public purposes, such as funding construction projects and social programs. Moreover, it is possible that lottery revenue can help reduce taxes and other forms of government spending.

The first recorded lotteries in Europe were held for the purpose of raising money to build town fortifications and help the poor. The oldest still-running lottery is the Dutch state-owned Staatsloterij, established in 1726. Since 1964, when New Hampshire inaugurated the modern era of state-supported lotteries, revenues have expanded and jackpots have grown. It is estimated that 50 percent of Americans play the lottery at least once a year. But, by and large, those who play are disproportionately low-income, less educated, and nonwhite.

While the benefits of a lottery are many, critics point to several problems, including the fact that it is an expensive form of public gambling with limited financial returns; it is criticized as a major regressive tax on low-income residents; and it is alleged to encourage addictive gambling behavior.

Some states have adopted a policy of allocating a percentage of the proceeds from lottery sales to specific public purposes, such as medical research or disaster relief. Others use the funds to reduce taxes, while maintaining the same level of services. Lottery revenues tend to expand rapidly upon a state’s introduction of the activity, then plateau or decline. In order to maintain or increase these revenues, states must continually introduce new games.