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Table 3 Description of variables and measures included in the analysis, with data sources

From: Trade and investment liberalization, food systems change and highly processed food consumption: a natural experiment contrasting the soft-drink markets of Peru and Bolivia

Variable

Measure

Years

Definition

Source

Per capita gross domestic product

Purchasing power parity, constant 2011 international $; % year-on-year growth

1990–2013

Gross domestic product converted to international dollars using purchasing power parity rate for comparability

[32]

Per capita foreign direct investment in-flows

US$ millions, fixed 2013 prices and exchange rates; % year-on-year growth

1990–2013

Value of inward investments involving long-term relationships and reflecting lasting interests in and control by resident (parent) entities in one economy of (affiliate) enterprises resident in a different economy

[39]

Per capita soft-drink production

US$ millions, fixed 2013 prices and exchange rates

2000–2013

Value of manufactured non-alcoholic beverages, except non-alcoholic beer and wine, and of the production of natural mineral waters

[7]

Per capita soft-drink imports

Litres; % year-on-year growth

1999–2012

Import volume of mineral waters and aerated waters containing added sugar or other sweetening matter or flavoured

[41]

Per capita soft-drink sales

Sales in litres; % year-on-year growth

1999–2013

Sales volume of the aggregation of all beverage categories

[7]

Per capita carbonates sales

Sales in litres; % year-on-year growth

1999–2013

Sales volume of cola and non-cola carbonates, whether regular or low calorie, containing dissolved carbon dioxide, regular & low calorie

[7]

Per capita bottled water sales

Sales in litres; % year-on-year growth

1999–2013

Sales volume of still bottled water, carbonated bottled water, flavoured bottled water and functional bottled water

[7]

Per capita juice sales

Sales in litres; % year-on-year growth

1999–2013

Sales volume of 100 % juice, nectars (25–99 % juice content), juice drinks (up to 24 % juice content), fruit-flavoured drinks, and cereal/pulse-based drinks

[7]

Per capita sports & energy drinks sales

Sales in litres; % year-on-year growth

1999–2013

Sales volume of sports and energy drinks

[7]

Per capita sugar from soft-drink volume

Volume in kilograms; % year-on-year growth

2000–2013

Aggregated volume of sucrose, glucose, fructose (including high fructose corn syrup) used in the manufacture of soft-drinks

[7]