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Taxes started growing in early-industrialized countries after the First World War. The visualization shows the evolution of tax revenues, as a share of national income, for a selection of early-industrialized countries. As we can see, until 1920 tax revenues were low across all these countries. Indeed, until 1910 less than 10% of national ...
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In many countries today, people work much less than in the past 150 years. Working less means being able to spend time becoming more educated or simply enjoying leisure time. This is substantial progress, but there are still huge inequalities across and within countries, and progress still to make. Here we present the data on working hours.
Reuse This Work. Disasters – from earthquakes and storms to floods and droughts – kill approximately 40,000 to 50,000 people per year. This is the average over the last few decades. While that’s a relatively small fraction of all deaths globally, disasters can have much larger impacts on specific populations. Single extreme events can ...
Population growth is one of the most important topics we cover at Our World in Data. For most of human history, the global population was a tiny fraction of what it is today. Over the last few centuries, the human population has gone through an extraordinary change. In 1800, there were one billion people. Today there are more than 8 billion of us.
In 2021, the global average life expectancy was just over 70 years. This is an astonishing fact – because just two hundred years ago, it was less than half. This was the case for all world regions: in 1800, no region had a life expectancy higher than 40 years. The average life expectancy has risen steadily and significantly across all regions.1.
The huge majority of the world population – 80% — now live in countries with a fertility rate below 3 children per woman.3 On the other end of the spectrum there are a few countries — home to around 10% of the world population — where women on average have still more than 5 children.
