Updated deccription of valueadded regression dataset

toolbox/helpfiles/FSDA/datasets_reg.html

@@ -758,7 +758,14 @@ <h2 class="title">Regression Data Sets</h2>
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       <td bgcolor="#F2F2F2" style="width: 799px"><tt>valueadded</tt></td>
       <td bgcolor="#F2F2F2">Data on value added by industry from the UNIDO 
-	  INDSTAT database.</td>
+	  INDSTAT database.<br>&nbsp;- dependent variable is life expectancy 
+	  (life_exp) from HDI<br>&nbsp;- independent variables are low, medium and 
+	  high - low, medium and high <br>&nbsp;technology level share of 
+	  Manufacturing Value Added<br>&nbsp;- hdi_score, exp_school and mean_school 
+	  are other components of HDI <br>&nbsp;- mvapc: manufacturing value added 
+	  per capita<br>&nbsp;- countrygroup and group code give the country 
+	  groupings according to their&nbsp; industrial development<br>- country (UN 
+	  country code), countrycode (ISO country code) and countryname</td>
     </tr>
       <tr>
       <td bgcolor="#F2F2F2" style="width: 799px"><tt>wool</tt></td>