I do research and write reports about global social, political and economic change.
  • Social Change Demographic Trends Reports

    World Demographic Trends The world is in the midst of dramatic demographic changes. The Global Social Change Research Project recently made significant updates to their reports describing these changes, using data from the UN. Briefly, world population has grown over the last 60 years, from 2.5 billion in 1950 to almost 7 billion in 2010. […]

  • Development Cafe

    Development Cafe The aim of the [Development Cafe] email list is to bring together opinions and resources from across the globe that could be mutually beneficial to social science professionals. Some of postings to the list include job postings, research funding information, call for proposals on projects, conference alerts, even discussions on current issues. This […]

  • Using statistics

    Using Data Wikiprogress has a large number of data sets at Wikiprogress Stat which can be used to generate various statistics about progress of societies. However, before using any data set, it is important to have a good understanding of the data set, for example, about the source of the data, data quality, conditions of […]

  • Purchasing power parity

    What is purchasing power parity (PPP)? Each country describes their economic data, such as Gross Domestic Product (GDP), GDP per Capita, income or poverty, in their own currency.  In order to make comparisons among countries, all of the currencies have to be made equivalent, This is most commonly done by making the national currencies comparable to […]

  • Deciles

    Deciles Deciles are a simple way to measure inequality.[1]  [2] This page describes deciles using an example of income inequality. The main idea is that deciles show how income is distributed, how much of the total income in a country is earned by lower wage earning groups and how much of the total income is […]

  • Gini

    The Gini co-efficient is often used to measure income inequality. The following describes how it is constructed. This first chart shows perfect income equality, in which each cumulative percent of earners earn exactly their percent of income. For example, suppose a country has 100 people. Each person earns $1,000. The total income of everyone put […]

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