You seem to not understand I'm the professor here - you are the student.
If you are going to toss of terms like mixed economy then it is incumbent on you to define the bloody phrase based on EXCERPTS and Links from authentic reference sites.
“I’m still eagerly awaiting your explanation of that term and the other assignments you gave yourself.
You seem to not understand I’m the professor here - you are the student.”
No participation from me, due to your superior and dismissive attitude.