esaps-package

It allows structuring electoral data of different size and structure
 to calculate various indicators frequently used in the studies of electoral
 systems and party systems:<ul>
<li>Electoral Volatility:<ul>
<li><a href="https://ejpr.onlinelibrary.wiley.com/doi/full/10.1111/j.1475-6765.1979.tb01267.x">Pedersen (1979)</a> &lt;doi:10.1111/j.1475-6765.1979.tb01267.x&gt;</li>
<li><a href="https://www.cambridge.org/core/journals/british-journal-of-political-science/article/revisiting-electoral-volatility-in-post-communist-countries-new-data-new-results-and-new-approaches/46E14577C9EB765C7BED1A9EA657005F">Powell and Tucker (2014)</a> &lt;doi:10.1017/S0007123412000531&gt;</li>
<li><a href="https://journals.sagepub.com/doi/abs/10.1177/1354068818795191">Lago and Torcal (2019)</a> &lt;doi:10.1177/1354068818795191&gt;</li>
</ul></li>
<li>Effective Number of Parties:<ul>
<li><a href="https://journals.sagepub.com/doi/pdf/10.1177/001041407901200101">Laakso and Taagepera (1979)</a> &lt;doi:10.1177/001041407901200101&gt;</li>
</ul></li>
<li>Electoral disproportionality:<ul>
<li>Rae (1971, ISBN:9780300015171)</li>
<li><a href="https://www.cambridge.org/core/journals/british-journal-of-political-science/article/theoretical-limits-of-maximum-distortion-some-analytic-expressions-for-electoral-systems/77CE5C85BDDDE59036B7E91D81FBF87E">Loosemore and Hanby (1971)</a> &lt;doi:10.1017/S000712340000925X&gt;</li>
<li>Lijphart (1986, ISBN:0875860648, 0875860745)</li>
<li><a href="https://oxford.universitypressscholarship.com/view/10.1093/acprof:oso/9780198273479.001.0001/acprof-9780198273479">Lijphart</a> (1994) &lt;doi:10.1093/acprof:oso/9780198273479.001.0001&gt;</li>
<li><a href="https://www.sciencedirect.com/science/article/pii/026137949190025N?via%3Dihub">Cox and Shugart (1991)</a> &lt;doi:10.1016/0261-3794(91)90025-N&gt;</li>
<li><a href="https://www.sciencedirect.com/science/article/pii/026137949190004C?via%3Dihub">Gallagher (1991)</a> &lt;doi:10.1016/0261-3794(91)90004-C&gt;</li>
</ul></li>
<li>Party System Nationalization:<ul>
<li><a href="https://journals.sagepub.com/doi/abs/10.1177/13540688030092002">Mainwaring and Jones (2003)</a> &lt;doi:10.1177/13540688030092002&gt;</li>
<li><a href="https://press.princeton.edu/books/ebook/9781400826377/the-formation-of-national-party-systems">Chhibber and Kollman</a> (2004, ISBN:9781400826377)</li>
</ul></li>
</ul>

political

science

It allows structuring electoral data of different size and structure
to calculate various indicators frequently used in the studies of electoral systems and party systems.
Indicators of electoral volatility, electoral disproportionality, party nationalization and the
effective number of parties are included.

Nicolas Schmidt

esaps

Indicators of Electoral Systems and Party Systems

esaps-package function

It allows structuring electoral data of different size and structure
 to calculate various indicators frequently used in the studies of electoral
 systems and party systems:<ul>
<li>Electoral Volatility:<ul>
<li><a href='https://ejpr.onlinelibrary.wiley.com/doi/full/10.1111/j.1475-6765.1979.tb01267.x'>Pedersen (1979)</a> &lt;doi:10.1111/j.1475-6765.1979.tb01267.x&gt;</li>
<li><a href='https://www.cambridge.org/core/journals/british-journal-of-political-science/article/revisiting-electoral-volatility-in-post-communist-countries-new-data-new-results-and-new-approaches/46E14577C9EB765C7BED1A9EA657005F'>Powell and Tucker (2014)</a> &lt;doi:10.1017/S0007123412000531&gt;</li>
<li><a href='https://journals.sagepub.com/doi/abs/10.1177/1354068818795191'>Lago and Torcal (2019)</a> &lt;doi:10.1177/1354068818795191&gt;</li>
</ul></li>
<li>Effective Number of Parties:<ul>
<li><a href='https://journals.sagepub.com/doi/pdf/10.1177/001041407901200101'>Laakso and Taagepera (1979)</a> &lt;doi:10.1177/001041407901200101&gt;</li>
</ul></li>
<li>Electoral disproportionality:<ul>
<li>Rae (1971, ISBN:9780300015171)</li>
<li><a href='https://www.cambridge.org/core/journals/british-journal-of-political-science/article/theoretical-limits-of-maximum-distortion-some-analytic-expressions-for-electoral-systems/77CE5C85BDDDE59036B7E91D81FBF87E'>Loosemore and Hanby (1971)</a> &lt;doi:10.1017/S000712340000925X&gt;</li>
<li>Lijphart (1986, ISBN:0875860648, 0875860745)</li>
<li><a href='https://oxford.universitypressscholarship.com/view/10.1093/acprof:oso/9780198273479.001.0001/acprof-9780198273479'>Lijphart</a> (1994) &lt;doi:10.1093/acprof:oso/9780198273479.001.0001&gt;</li>
<li><a href='https://www.sciencedirect.com/science/article/pii/026137949190025N?via%3Dihub'>Cox and Shugart (1991)</a> &lt;doi:10.1016/0261-3794(91)90025-N&gt;</li>
<li><a href='https://www.sciencedirect.com/science/article/pii/026137949190004C?via%3Dihub'>Gallagher (1991)</a> &lt;doi:10.1016/0261-3794(91)90004-C&gt;</li>
</ul></li>
<li>Party System Nationalization:<ul>
<li><a href='https://journals.sagepub.com/doi/abs/10.1177/13540688030092002'>Mainwaring and Jones (2003)</a> &lt;doi:10.1177/13540688030092002&gt;</li>
<li><a href='https://press.princeton.edu/books/ebook/9781400826377/the-formation-of-national-party-systems'>Chhibber and Kollman</a> (2004, ISBN:9781400826377)</li>
</ul></li>
</ul>

esaps-package: Indicators of Electoral Systems and Party Systems

Description

Arguments

See Also