A paper on “A Dynamic State-Space Model of Coded Political Texts” has
been published as advance
access article in Political Analysis. Accompanying this article, there
is a data set with positions of parties in the economic and social
policy spaces, reconstructed from Comparative Manifestos Project data
using the method in the article. The data set is available from the
Political Analysis dataverse. I
will make a more extensive data set, suitable for multiple imputations
and the like, available on my website in the near future. Here is a
picture that shows what this method can do: