An artificial result in decompositional <a href="search.pl?p=conjoint analysis">conjoint analysis</a> that results from increasing the number of (intermediate) levels for an attribute in a conjoint study while holding other attribute levels constant; this increases the estimated impact of the attribute on preferences. See Wittink and Bergestuen (2001).<o:p></o:p></P>
 <ul>
   <li>Wittink, D. R. &amp; T. Bergestuen (2001), “Forecasting 
with conjoint analysis,” in J. S. Armstrong (ed.), <I>Principles of 
Forecasting</I>. Norwell, MA: Kluwer Academic Press.</li>
 </ul>