PublicationBias 2.4.0

• Check for negative (impossible svalues).
• New package maintainer: Peter Solymos.

PublicationBias 2.3.0

• Function and argument names are consistent with related packages.
• Components in common with related packages come from metabias package (@param docs, returned object structure/class, references).
• Cleaner structure of code, documentation, examples, tests.
• Package-level docs and namespace.