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Can't concentrate? Darting from one task to another in between checking emails and news while texting and wondering what to eat for dinner? No wonder the economy's crumbled: According to figures provided by consulting firm Basex, everyone's scattered attention span swallows 28 percent of our work days and takes an annual toll of $650 billion in productivity. So what can improve concentration? Meditation, getting more sleep and exercise, and a tidy workspace, apparently. Or, the government could just pipe Adderall into the water system. [WSJ]