Where's the nearest cash machine? <a href=" http://ied.edu.br/order-differin.pdf#vex ">cheap differin gel</a> Politicans are posturing about the cost of the scheme, but that&rsquo;s only the half of it. Mr Obama&rsquo;s opponents are also keen to preserve an industry that accounts for 17.6pc of America&rsquo;s GDP, and is expected to hit the 20pc mark by 2019. As things stand, that equates to $8,233 per person, per year &ndash; more than any other nation.