Initial_treatment_DIS

function that samples initial values for the treatment model with a discrete prior

Implementation of the LoTTA (Local Trimmed Taylor Approximation) model
described in "Bayesian Regression Discontinuity Design with Unknown Cutoff"
by Kowalska, van de Wiel, van der Pas (2024) <doi:10.48550/arXiv.2406.11585>.

Julia Kowalska

LoTTA

Bayesian Inference in Regression Discontinuity Designs

Initial_treatment_DIS function

<dl><dt>x</dt>
<dd><ul>
<li>score data</li>
</ul></dd>
<dt>t</dt>
<dd><ul>
<li>treatment data</li>
</ul></dd>
<dt>Ct_start</dt>
<dd><ul>
<li>posterior samples of cutoff location (categorized by natural numbers)
obtained through "cutoff_initial_dis.txt"c</li>
</ul></dd>
<dt>cstart</dt>
<dd><ul>
<li>the first point with a positive prior mass</li>
</ul></dd>
<dt>grid</dt>
<dd><ul>
<li>distance between two consecutive points with nonzero prior mass</li>
</ul></dd>
<dt>lb</dt>
<dd><ul>
<li>minimum window size (grid size in case of discrete score)</li>
</ul></dd>
<dt>ubr</dt>
<dd><ul>
<li>maximum value of the window's right boundary point</li>
</ul></dd>
<dt>ubl</dt>
<dd><ul>
<li>minimum value of the window's left boundary point</li>
</ul></dd>
<dt>s</dt>
<dd><ul>
<li>seed</li>
</ul></dd>
<dt>jlb</dt>
<dd><ul>
<li>minimum jump size</li>
</ul></dd></dl>

Arguments

function that samples initial values for the treatment model with a discrete prior — Initial_treatment_DIS

<dl>

<dt>x</dt>
<dd><ul>
<li>score data</li>
</ul></dd>


<dt>t</dt>
<dd><ul>
<li>treatment data</li>
</ul></dd>


<dt>Ct_start</dt>
<dd><ul>
<li>posterior samples of cutoff location (categorized by natural numbers)
obtained through "cutoff_initial_dis.txt"c</li>
</ul></dd>


<dt>cstart</dt>
<dd><ul>
<li>the first point with a positive prior mass</li>
</ul></dd>


<dt>grid</dt>
<dd><ul>
<li>distance between two consecutive points with nonzero prior mass</li>
</ul></dd>


<dt>lb</dt>
<dd><ul>
<li>minimum window size (grid size in case of discrete score)</li>
</ul></dd>


<dt>ubr</dt>
<dd><ul>
<li>maximum value of the window's right boundary point</li>
</ul></dd>


<dt>ubl</dt>
<dd><ul>
<li>minimum value of the window's left boundary point</li>
</ul></dd>


<dt>s</dt>
<dd><ul>
<li>seed</li>
</ul></dd>


<dt>jlb</dt>
<dd><ul>
<li>minimum jump size</li>
</ul></dd>

</dl>

Initial_treatment_DIS: function that samples initial values for the treatment model with a discrete prior

Description

Usage

Value

Arguments