Explanations:The World Bank uses a specific criterion to measure poverty globally, which is living on less than $1.90 per day. This threshold is adjusted for purchasing power parity (PPP), which means it takes into account the differences in the cost of living across different countries. The purpose of using PPP is to ensure that the poverty line is comparable across countries and reflects the same standard of living.
The concept of poverty measurement is crucial in understanding global economic disparities and in formulating policies to alleviate poverty. The World Bank's poverty line is a widely recognized standard and is used by many international organizations and governments to assess the extent of poverty in different regions.
It is important to note that the poverty line is not fixed in nominal terms but is adjusted annually to reflect changes in the cost of living. The $1.90 per day threshold is derived from the national poverty lines of the world's poorest countries, which are then converted into international dollars using PPP.
The use of PPP is essential because the cost of living varies significantly across countries. For example, a dollar might buy more goods and services in a low-income country than in a high-income country. Therefore, using PPP ensures that the poverty line is a fair and consistent measure of poverty across different economic contexts.
While the World Bank's poverty line is a useful tool for global comparisons, it is important to recognize that poverty is a complex issue that cannot be fully captured by a single monetary threshold. Other factors such as access to healthcare, education, and social services also play a significant role in determining the quality of life and well-being of individuals and communities.