The BX Tab

MetrixND provides several options for determining whether a variable is useful. Typically, a model builder reviews the variable coefficients,…


Creating a Nonlinear Growth Variable

I love straight lines. After all, the fastest route between any two points is a straight line. But in forecasting, going from point A to point B…


The Difference Between AR(1) and Lagged Dependent Terms

Recently, a utilities regulator tried replicating a client’s regression model used for forecasting customer growth. The regulator wished to build the…


Tips & Tricks: Creating an Index in MetrixND

Comparing multiple economic drivers in MetrixND can be difficult when the data series are developed in different units. Employment, reported in…