Introduction | Cinelli and Hazlett (2020) Approach | Oster (2019) Approach | Four Regressions | Two Important Parameters | The Algorithm | The Main Functions | ovbias() function | ovbias_par() function | ovbias_lm() function | Additional Functions | Example: Impact of Maternal Behavior on Child IQ | Setting Up | Setting Up the Analysis | Using ovbias() | Comparing Our Results with Oster (2019) | Using the ovbias_par() function | Using the ovbias_lm() function | References