That’s true but I’m using synthetic data here, so actually I can use as many observations as I want. The problem is even if I tried setting the shape of coeffs to 5, the sampler stuck as the initiation stage anyways. 
That’s true but I’m using synthetic data here, so actually I can use as many observations as I want. The problem is even if I tried setting the shape of coeffs to 5, the sampler stuck as the initiation stage anyways.