What does Derthick mean by the paradox of the middle tier and how might this paradox affect your ability to implement a program?

Weekly Assignments:
1. Please read Chapter 2 and 3 & the lecture note carefully.
2. Submit your one-paragraph response, reflecting on one of the following discussion questions, which should demonstrate the mastery of the assigned reading and the material.

* Please clearly state which of the following questions you are addressing in your essay.
* Please show that you have studied the material by reflecting on the assigned chapter. Citing textbook helps.
* Make sure to fully elaborate your response.

Discussion questions:

1) What does Derthick mean by the paradox of the middle tier and how might this paradox affect your ability to implement a program?