Take yourself back in time to the $1960$s $($imagine the TV series Mad Men$),$ where cigarette smoking was ubiquitous and deemed glamorous. A particular problem needing regulation is rampant smoking in the classrooms. What are ways that this conduct might be $$regulated$?$ Identify and describe the operation of three different potential mechanisms of regulation that might either eliminate or significantly decrease smoking in the classroom. Which of these mechanisms seems most likely to be effective in achieving its goal? Why?