Roberto \& Sons buys T-shirts in bulk, applies its own trendsetting silk-screen designs, and then sells the T-shirts to a number of retailers. Roberto wants to be known for its trendsetting designs, and it wants every teenager to be seen in a distinctive Roberto T-shirt. Roberto presents the following data for its first two years of operations, 2019 and 2020. (Click the icon to view the data.) Read the requirements. Requirement 1. Calculate Roberto's operating income in both 2019 and 2020. Requirements 1. Calculate Roberto's operating income in both 2019 and 2020 . 2. Calculate the growth, price-recovery, and productivity components that explain the change in operating income from 2019 to 2020. 3. Comment on your answers in requirement 2. What does each of these components indicate? Data table Administrative costs depend on the number of customers Roberto has created capacity to support, not on the actual number of customers served. Roberto had 4,200 customers in 2019 and 4,100 customers in 2020