Table shows four columns, labeled as “item”, “quantity (millions of units)”, “price (dollars per unit)”, and “expenditure (millions of dollars)”. The data in Table is divided into four sections. The first section shows the data for 2015 as follows:

C T-Shirts: 3; 5; 15

I Computer chips: 3; 10; 30

G Security services: 5; 20; 100

Y Nominal GDP in 2015: null; null; 145 (sum of the above three)

The second section shows the data for 2016 as follows:

C T-Shirts: 4; 4; 16

I Computer chips: 2; 12; 24

G Security services: 6; 22; 132

Y Nominal GDP in 2016: null; null; 172 (sum of the above three)

The third section shows the quantities of 2016 valued at prices of 2015 as follows:

C T-Shirts: 4; 5; 20

I Computer chips: 2; 10; 20

G Security services: 6; 20; 120

Y 2016 ...

Get Foundations of Economics, 8th Edition now with O’Reilly online learning.

O’Reilly members experience live online training, plus books, videos, and digital content from 200+ publishers.