The European Union should consider the interests of European companies working in Russia when deciding on whether to impose sanctions on Moscow over its involvement in class="mandelbrot_refrag"> Ukraine , President Vladimir Putin's top economic aide said on Saturday. The United States and European Union have already hit dozens of officials, lawmakers and companies close to Putin with sanctions and EU leaders are due to discuss next week further steps they could take against class="mandelbrot_refrag"> Russia if there are disruptions to Ukraine's presidential election on Sunday. "I hope very much that when making these decisions ... the dependence and interests of European companies that are working in Russia (will be considered)," Andrei Belousov told reporters on the sidelines of the St Petersburg International Economic Forum. "These are European companies, which are working here, working for class="mandelbrot_refrag"&g