Tanzania

1. In 2013, as measured by Gross national income per capita on a PPP basis, which country was richer, Serbia or Kazakhstan? By exactly how much? As measured by Gross national income on a PPP basis, which economy was bigger in 2013, that of Sweden or of Switzerland? By how much? [Hint: use the World Bank's World Development Indicators]

According to the World Bank’s World Developmental Indicators:

In 2013, the Gross National Income (GNI) per capita on a PPP basis for Serbia and Kazakhstan is given below:

        Table 1 – Kazakhstan vs Serbia 2013 GNI per capita PPP basis

[pic 1]

                Figure 1 – GNI per capita on a PPP basis 2013

According to the data Kazakhstan was richer by 7 600 USD.

The GNI on a PPP basis for Switzerland and Sweden in 2013 are given in the below table:

                        Table 2 – Switzerland vs Sweden 2013 GNI PPP basis

[pic 2]

                        Figure 2 – Switzerland vs Sweden 2013 GNI PPP basis

According to the data the Swiss economy was bigger by 43,449,088,514.83 USD.

1. How much has the price of silver changed between 2014 and December 2015? And the price of iron ore? Which are world’s three largest importers of soybeans? And the world’s three largest exporters of sugar? [Hint: use the World Bank's Commodity Markets Outlook]

According to the World Bank’s Commodity Market Outlook:

Silver

                                   Table 3 – Silver price 2014 vs December 2015