QoG Data

Bicameral System

QoG code: jw_bicameral

Equals 1 whenever a country has a bicameral legislature.

Dataset

Electoral Systems and the Personal Vote

Type of variable

Continuous

Downloaded by QoG on

2025-12-19

Last updated by source

2012-03-24

Categories

Political Parties and Elections Political System

Find this variable in

Basic Time-series - 2026 OECD Time-series - 2026 Standard Time-series - 2026 Original dataset

Details of this variable in our compilation datasets

Dataset	No. Countries
Basic time-series	170
Standard time-series	170
OECD time-series	32

Dataset	Available for years
Standard time-series	1978-2005
Basic time-series	1978-2005
OECD time-series	1978-2005

Country coverage

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Year coverage

This variable has information from 1978 to 2005.