– Take in consideration: those articles must be published after the first day of – graduate researcher

– Take in consideration: those articles must be published after the first day of semester so from January 10, meaning the articles shouldn’t be older than this date.
It’s 5 concepts so for each concept 1 page, don’t forget the references and page cover.
if there is any issues or questions make sure to text me .
I need it well done, in a professional way .
The 5 concept’s I have choosen is :
1.people face trade offs
2.Monopoly
3.opportunity cost
4.price elasticity of demand
5. Price elasticity of supplies