IIS Functionality

robust2sls 0.2.1

Major changes

• addition of Impulse Indicator Saturation (IIS) as initial estimator for outlier detection (from ivgets package)

Minor changes

• code coverage has been extended to 100%
• update formulae for FODR under normality (estimation not required)
• all 2SLS estimation commands originally from AER package now use the ivreg package
• fixed \eqn or \deqn or with empty second argument, as suggested by CRAN maintainers