st: Can I apply -treatreg- if the endogenous variable is continuous?

[gjhxmu@sina.com]

<style id="sinamailpaperfilter">.sinamailpaper-0{cursor:text;}.sinamailpaper-0 td,.sinamailpaper-0 textarea,.sinamailpaper-0 input,.sinamailpaper-0 br,.sinamailpaper-0 div,.sinamailpaper-0 span{font-size:14px;font-family:"宋体",Verdana,Arial,Helvetica,sans-serif;line-height:1.5;}.sinamailpaper-0 p{*margin:0.2em auto;}.sinamailpaper-0 img{border:0;}.sinamailpaper-0 pre{white-space:normal;}.sinamailpaper-0 form{margin:0;}</style>Dear&nbsp;statalists,<BR><BR>I&nbsp;know&nbsp;"treatment-effects&nbsp;model&nbsp;considers&nbsp;the&nbsp;effect&nbsp;of&nbsp;an&nbsp;endogenously&nbsp;chosen&nbsp;binary&nbsp;treatment&nbsp;on&nbsp;another&nbsp;endogenous&nbsp;continuous&nbsp;variable,conditional&nbsp;on&nbsp;two&nbsp;sets&nbsp;of&nbsp;independent&nbsp;variables".<BR><BR>My&nbsp;doubt&nbsp;is&nbsp;as&nbsp;followings,<BR>If&nbsp;the&nbsp;endogeous&nbsp;variable&nbsp;is&nbsp;continuous,&nbsp;can&nbsp;I&nbsp;use&nbsp;treatreg?<BR>Namely,&nbsp;<BR>&nbsp; 

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