The 2016 race is projected to generate $6 billion in political advertising, drawing keen interest from those who create and manage the campaign. And some candidates are more lucrative than others, apparently. "A Jeb Bush versus Hillary Clinton presidential race would be best for business for the nation's leading political advertising firms," notes a new survey of national political ad agencies. When asked which candidate would generate the strongest ad spend, 44 percent of agencies say Mr. Bush would be the strongest Republican revenue generator. The respondents unanimously agreed that Mrs. Clinton was the moneymaker among the Democrats. Sen. Marco...
