In the graph below, the vertical axis represents average real GDP growth for 65 countries over the period 1960-1995, and the horizontal axis shows the average trade share within these countries.
growth
Korea, Republic of
Taiwan, China
Japan
Cyprus
Thailand
Malaysia
Greece
Portugal
Mauritius
Brazil
Ireland
Hong Kong
Belgium
United States
Netherlands
India
Colombia
Costa Rica
Papua New Guinea
Uruguay
Peru
Honduras
Bolivia
South Africa
Senegal
Sierra Leone
Haiti
Venezuela
Ghana
Niger
This is an example of:
A. a time series.
B. cross-sectional data.
C. experimental data.
D. longitudinal data.
Malla