Category: Programming

Diagnosing a singular matrix

Introduction G0121: Matrix not positive definite and G0048: Matrix singular are common errors encountered during estimation. Today we will run some code to compute OLS estimates, using real data from some golf shots hit by this author and recorded by a launch monitor. The data Our dataset, golf_ballflight.csv, contains 46 observations with the following variables: [...]

What you need to know about #include

Introduction If you have run much publicly available GAUSS code, you have probably come across the #include command. Since it is used so much, it will be helpful to answer these questions: What does #include do? What is the most common error when using #include? How can I resolve the most common error? What does [...]
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