■The world this week
Politics this week
Business this week
KAL's cartoon (3)

■Leaders
The speed of business
Hyperactive, yet passive (22)
Brazil
The pot and the kettle (10)
Poland
Europe’s new headache (274)
Criminal justice in Japan
Forced to confess (41)
Biodiversity
In defence of invaders (4)

■Letters
On the USPS, Belgium, salmon, abortion, poaching, startups, airlines
Letters to the editor (1)

■Briefing
Time and the company
The creed of speed

■United States
The federal budget
Reflections on projections (2)
A mass-shooting in California
Lamentable (32)
Policing Chicago
The fall guy (13)
Donald Trump's persistence
The greatest show on earth (148)
Enlightened agriculture
Moveable feasts (36)
Lexington
Wooing with whimsy

■The Americas
Brazil’s president
Dilma’s disasters (54)
Bello
The toilet-paper tangle (3)
Venezuela’s parliamentary election
Vincible (4)
Tetraphobia
Nothing to fear... (2)

■Asia
Japan’s criminal-justice system
Extractor, few fans
Japan’s prisons
Silent screams (1)
India’s diamond polishers
Hard faces
Minor vices in Malaysia
Smoke signals
Banyan
Stick–in-the-mud (2)

■China
Climate change
Raise the green lanterns
Stars and morals
That’s entertainment (3)
Censorship
This article is guilty of spreading panic and disorder (8)

■Middle East and Africa
The war in Syria
The search for boots on the ground (6)
Iraq’s Shia Muslims
The ailing ayatollah (1)
Lebanon
546 days without a president (1)
South African universities
The ivory tower is too white (5)
Zimbabwe
Light at the end of a long, dark tunnel (3)

■Europe
Poland
The return of the awkward squad (44)
Russian-Turkish politics
Tsar v sultan (31)
Italian tax evasion
Show me the money (5)
Bosnia 20 years on
Dating Dayton
Air pollution
Choking on it (25)
Charlemagne
Bridge of sneers (6)

■Britain
Britain and the Middle East
In Iraq’s shadow (65)
Mega-basements
Subterranean home-slip blues
Children in prison
A welcome jailbreak (2)
The Lloyds-HBOS affair
The odd couple Britain Only
Corporate crime
Another arm of the law Britain Only (1)
Measuring poverty
Below the line Britain Only (2)
Supermarkets’ Christmas showdown
Tills ring, are you listening? Britain Only
Black magic
Toil and trouble Britain Only (1)
Bagehot
Marching forth with Stop the War (57)
Britain Only Articles flagged with this icon are printed only in the British edition of The Economist

■International
Invasive species
Day of the triffids (2)

■Technology Quarterly
New materials for manufacturing
Material difference
Nanoparticles
To the heart of the matter
Carbon fibre
Dark arts
3D printing
Print me a pavilion
Brain scan
Carl Bass
What next
Bright angelic mills

■Business
Corporate crime
The age of the whistleblower (2)
Whistleblowing in Switzerland
Rough terrain
Chinese companies
Red chips, red faces (41)
Pipelines in America
Running on empty (5)
The rise of hackathons
What the hack?
Commercial drones
Airborne innovation
Cosmetics
A shake-up in make-up
Male grooming in South Korea
The east is rouge
Schumpeter
Reluctant heirs

■Finance and economics
Emerging-market banks
Stressful times
Buttonwood
Weatherproof
The yuan joins the SDR
Maiden voyage (57)
Making pensions sustainable
Live longer, work longer
American health insurers
Fit as fiddles
Facebook and philanthropy
I’ll give it my way (5)
Gulf currencies
Keeping it riyal (2)
Banking and fintech
Love and war
Free exchange
The best is the enemy of the green (3)

■Science and technology
Climate diplomacy
Goal difference (31)
Carbon capture and storage
On a hot-tin route (5)
Astronomy
Gravity’s rainbow
Microbes and thermoregulation
Cold-weather friends (1)
Genetic engineering
Time to think carefully (1)

■Books and arts
Books of the year 2015
Shelf life (1)
Books by Economist writers in 2015
What we wrote...

■Obituary
Obituary: Robert Craft
At Igor’s side (2)
Economic and financial indicators

Interactive indicators
Output, prices and jobs
Trade, exchange rates, budget balances and interest rates
The Economist commodity-price index
Markets
The Economist poll of forecasters, December averages