lass="comment">%         end</span>
0158 <span class="comment">%     end</span>
0159 <span class="comment">% end</span>
0160 <span class="comment">% flow_section(rmv,:) = [];</span>
0161 
0162 Q(iszero) = 0;
0163 
0164 <span class="comment">% optional plotting</span>
0165 <span class="keyword">if</span> plot_results
0166     fig = figure(<span class="string">'Position'</span>,[100 100 700 250]); hold on;
0167     title(<span class="string">'Selected recession segments'</span>)
0168     h0 = plot(t,Q,<span c