Decile divides ranked data into 10 equal subsections. Data ranks from lowest to highest on scale of 1-10. Each decile represents 10% of observations below it
Income inequality shows uneven distribution of income across population. Gini Index measures income inequality globally, ranging from 0 to 100. South Africa has highest Gini Index at 63.0, US at 39.8
Average PPP GDP per capita in 2024 was 27,291 USD across 177 countries. Singapore had highest PPP GDP at 132,570 USD, Burundi lowest at 836 USD. Data available from 1990 to 2024
Socialism owns means of production publicly, while capitalism privately owns them. Socialism aims to eliminate income inequality through government control. Capitalism relies on supply and demand, while socialism controls prices
Mexico is a developing mixed-market economy with $3.43 trillion GDP in 2024. GDP growth averaged 3.2% in 2023, with 64.5% in services sector. Mexico has 13 companies in Forbes Global 2000 list. Remittances became largest foreign income source in 2015
Upper class traditionally defined by inherited noble status and wealth. Many upper classes supported by investments rather than direct labor. Status derived from family position, not individual achievements. Landowners often held political power despite legal barriers