answer fast

While watching television at home with your family and friends, one of the pundits on TV stated that ceteris paribus since the beginning of this year, 2022, the aggregate demand (AD) curve has been on a rightward shift, while the AS curve had shifted leftward. Since you have been looking for the chance to show off what you are learning in your macroeconomics course, explain to your family and friends the main factor that can cause a leftward shift in the AS? Does this mean well for the economy in terms of employment and/or inflation