Follow the progress of a barrel of oil from extraction to end user to see how the Isis production system works, who is making money from it, and why it is proving so challenging to disrupt  Read more

Robin Kwong

By Robin Kwong and Steve Bernard

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Our new unemployment tracker shows the latest jobs data across the European Union, including top-line figures for each country’s constituent regions. The most recent figures are for September 2014.

You can also download the latest data using the link beneath the graphic. Read more

US broadband map

FT analysis of new Census Bureau data shows the scale of the task facing the Obama administration Read more

This weekend the FT Weekend Magazine publishes its first guide to all things gastronomic in the French capital. All the articles – on fine dining, natural wine bars, street markets, specialist coffee hangouts, food politics and more – can be found on the magazine’s website.

The interactive map below shows the locations of more than 100 restaurants, bars, shops and cafes listed in the magazine.

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Based on the voter registration data and the Press Association’s estimated declaration times, here is an approximate timetable of what to expect during the night of the count Read more

Interactive map by Jennifer Bissell

The interactive map below, based on data from International Rivers, shows the 24 dam projects in Africa that involve either Chinese sources of finance or Chinese developers or construction firms.

Base map design: Mapbox, Base map data: OpenStreetMap contributors

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Water scarcity is starting to hit the balance sheets of multinationals, who have spent more than $84bn managing their water usage in the last three years.

The Financial Times has gathered data on 78 corporate water projects around the globe, including desalination plants, hydroelectric power stations and river course modification. Read more

Isis in Iraq interactive map

The offensive of insurgent groups led by the Islamic State of Iraq and the Levant (known as Isis) has taken Iraq to the brink of a sectarian civil war. Iraq’s army buckled under the advance last week, allowing Sunni militants to over-run major towns and cities, including Mosul, Iraq’s second-largest city.

While Isis aims to wipe away post-colonial borders to create an Islamic state across much of Syria and Iraq, it joined with other Sunni insurgent groups opposed to the Shia government in Baghdad. With Kurds in northern Iraq also seeing an opportunity to consolidate greater autonomy, the crisis theatens Iraq’s very existence. Read more

The full regional breakdown of results and turnout in Ukraine’s presidential election is shown in the interactive graphic above, including figures for individual stations within Donetsk and Lugansk. Read more

The March 19 Budget will be delivered against a background of broad economic positivity, but that tone may not sit well with everyone. Since George Osborne’s speech this time last year, fortunes have been mixed: the labour market has been slow to pick up in the East Midlands, the north has been hit by job closures and production of transport equipment has fallen.

Members of the professional middle class in England and Wales have seen a rapid decline in their options when looking for a place to buy a house. The number of electoral wards where the average property price is above the affordability threshold has risen from just 101 (1.1 per cent) in 1995 to 489 (5.7 per cent) in 2012.