../articles/demand_classification.html">Demand classification</a>
    </li>
  </ul></li>
      </ul><ul class="nav navbar-nav navbar-right"></ul></div><!--/.nav-collapse -->
  </div><!--/.container -->
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      </header><div class="row">
  <div class="col-md-9 contents">
    <div class="page-header">
    <h1>Hello, World!</h1>
    
    <div class="hidden name"><code>hello.Rd</code></div>
    </div>

    <div class="ref-description">
    <p>Prints 'Hello, world!'.</p>
    </div>
