| cumcount | Get cumulative count |
| durbinH | Calculate Durbin's h-statistic |
| ecm | Build an error correction model |
| ecmave | Build an averaged error correction model |
| ecmaveback | Backwards selection using an averaged error correction model |
| ecmback | Backwards selection to build an error correction model |
| ecmpredict | Predict using an ecm object |
| lagpad | Lag a vector |
| lmave | Build multiple lm models and average them |
| Wilshire | FRED data on the Wilshire 5000 index and other economic factors |