Harry’s Pepperoni Pizza Parlor produced 10,000 large pepperoni pizzas last year that sold for $10 each. This year Harry’s again produced 10,000 large pepperoni pizzas (identical to last year’s pizzas), but sold them for $12 each. Based on this information we can conclude that Harry’s production of large pepperoni pizzas this year:

 

increased nominal GDP by $20,000, but left real GDP unchanged.