Open mmorellini opened 5 months ago
Pre-estimation models (e.g., with mlogit) may throw an error (e.g., "model system is computationally singular") due to the linear relationship between the two concentration effects.
Pre-estimation models (e.g., with mlogit) may throw an error (e.g., "model system is computationally singular") due to the linear relationship between the two concentration effects.