| $5.3 billion | amount state and local governments spend annually in enforcement costs |
| $2.4 billion | amount federal government spends annually in enforcement costs |
| $7.7 billion | potential annual cost savings for U.S. if marijuana prohibition is repealed |
| $10.5 billion | estimated amount U.S. residents spent on marijuana in the year 2000 |
| $6.2 billion | estimated amount a marijuana “sin tax” would generate annually, if legalized |
Source: The Budgetary Implications of Marijuana Prohibition, Jeffrey A. Miron