Rosejoseph8733 Rosejoseph8733 16-02-2019 SAT contestada Bob's Barber Shop cut 3,000 heads of hair in 2014 and 3,100 in 2015. The price of a hair cut was $7 in 2014 and $8 in 2015. If 2014is the base year, what was Bob's contribution to real GDP in 2014?