President-elect Barack Obama spent $250 million on advertising versus the $210 million spent by Sen John McCain and the Republican National Committee. radio business as a whole got about 10% of total broadcast budgets for political advertising, according to TNS -- which should equal about $200 million. That's just a fraction of local broadcast's 70% share -- equal to about $1.4 billion, but still a much-needed boon to the struggling radio business.
