Effective policing of importing of illegal drugs will lead t

Effective policing of importing of illegal drugs will lead to lower supply and a significantly higher price of illegal drugs. This will lead to: a decrease in the number of people trying a drug for the first time (non-addicts) very little change in the quantity consumed by existing drug users (addicts) Increasing expenditures on drugs by existing drug users (addicts) leading to higher theft and burglary - assuming that existing drug users finance their habit via crime All of the above

Solution

The answer is increasing expenditures on drugs by existing drug users(addicts).........

Note due to price rise there will be some reduction in the quantity demanded by existing users demand. Thus All of the above is not true