Credit Ratings
======================

Working with credit data is a core use case of transitionMatrix. Functionality that is specific to credit ratings is generally grouped in the **credit ratings** subpackage (although the distinction of what is generic and what credit specific is not always clear).

The following sections document various credit rating related activities. General documentation about `credit rating systems <Category:Credit Rating System>`_


.. toctree::
   :maxdepth: 2
   :caption: Contents:

   predefined_rating_scales
   withdrawn_ratings
   credit_curves