Multiple choice

The figure below summarizes a study about access to credit and college attendanc ed in class. Which of the following statements is correct? College Enrollment; All Years; bw=2 Pr (College Enrollment) co . O O 200 400 600 800 PSU score The study uses data from Australian high school students and finds that access to credit significantly affect the students' attendance in universities. O The empirical approach adopted in this study is called Difference-in-Differences. O The empirical approach adopted in this study is called Regression Kink design. The empirical approach adopted in this study is called Regression Discontinuity design