Loading...
Loading...
Available on 1 platform
Sign in to view source links and access this dataset
Offering estimated ideological positions of Japanese political parties derived from committee speeches in the Diet from 1959 to 2019. It applies the Wordshoal method and dynamic factor analysis to quantify party stances on specific policy topics and aggregate them into yearly one-dimensional ideal points.
The dataset contains derived estimates (ideal points), not the raw speech text. Understanding the Wordshoal method and dynamic factor analysis is beneficial for interpretation.