People News Royal wedding estimated to have an economic impact of $3.3 billion 04/30/2011 Analysts estimate this week's royal wedding had an economic impact of $3.3 billion, although TV networks missed out on $15 million in advertising revenues. Read More RELATED NEWS Jimmy Fallon's 'The Tonight Show' dropping to only four nights a weekAshley Tisdale announces birth of her second childSelena Gomez is a billionaire TAGS: