https://wiiw.ac.at/new-study-eu-tobacco-tax-reform-could-boost-revenues-and-cut-smoking-n-725.html
https://www.google.com/url?esrc=s&q=&rct=j&sa=U&url=https://qjae.mises.org/article/38058.pdf&ved=2ahUKEwi53cSVj4mDAxV8if0HHW-UAycQFnoECAIQAg&usg=AOvVaw3bzxr6Ovv1WObVUWPS8YTB
https://www.federalreserve.gov/newsevents/speech/files/powell20200827a.pdf
https://assets.publishing.service.gov.uk/government/uploads/system/uploads/attachment_data/file/966868/BUDGET_2021_-_web.pdf