According to Homonoff’s research in both Chicago and Montgomery County, Maryland, “very small financial incentives can lead to big behavioral change,” she said. The fact that small fees, 5 or 7 cents, can lead to a big reduction in disposable bag use suggests that a sizable portion of the population is perfectly happy to use a reusable bag or not use a bag at all, and need just the smallest push to get there. Homonoff said that in her surveys, people would tell her, “I have a reusable bag in my car. Now I bring it into the store and actually use it.”
Matthew Zeitlin compares the different approaches used in US to curb the use of plastic. In regards to changing habits, it has been found that taxes work more effectively. This is something touched upon by the .