A comprehensive compendium of vital internationally comparable data for the analysis of socio-economic development at the world, regional and national levels. The Yearbook provides data on the world economy, its structure, major trends and current performance, as well as on issues such as population and social statistics, economic activity and international economic relations.
Customer Reviews, including Product Star Ratings help customers to learn more about the product and decide whether it is the right product for them.
To calculate the overall star rating and percentage breakdown by star, we don’t use a simple average. Instead, our system considers things like how recent a review is and if the reviewer bought the item on Amazon. It also analyzed reviews to verify trustworthiness.