A Geometric Approach to Multicollinearity
International Business and Management
The Journal of Economic Education
Instructors teaching empirical techniques in managerial economics or economic and business statistics courses often face a dilemma. The typical student in these classes has less mathematical sophistication than those in advanced elective econometrics classes. In courses where students are expected to run regressions and interpret the results, students are often exposed to mathematical topics that are at the edge of their mathematical understanding.
The following is the link to the Multicollinearity.xlsx Excel file for the article:
Erfle, Stephen. "A Geometric Approach to Multicollinearity." The Journal of Economic Education 50, no. 2 (2019): 213. https://www.tandfonline.com/doi/full/10.1080/00220485.2019.1582385