■The world this week
Politics this week
Business this week
KAL's cartoon (2)

■Leaders
Regulating cannabis
The right way to do drugs (257)
Hong Kong
Wounded society (17)
European banks
Borrowed time (3)
Travel in Africa
Let Africans fly (2)
The Mekong river
Damned if you do (4)

■Letters
Arab investment, electricity, restrooms, batteries, citizenship, gas, dedicated subscriber, punk, collaboration
Letters to the editor (2)

■Briefing
Legalising cannabis
Reeferegulatory challenge (12)

■United States
New Hampshire and beyond
Trumped and Berned (145)
Bernie Sanders’ economic policy
A vote for what? (91)
Trump’s German roots
Kallstadt’s king (49)
The campaigns
Heard on the trail (3)
Libertarians
Live free, or try (4)
Climate change
Supreme emissions (3)
The defence budget
Mr Carter places his bets (12)
Lobsters
Shell shock (4)
Lexington
Rush-ing around (23)

■The Americas
Economic data in Argentina
An Augean stable (5)
Bello
A time to heal (3)
How the White House race looks from Cuba
The Havana primaries (5)
Latin American currencies
Border bazaar

■Essay
The Mekong
Requiem for a river

■Asia
China, North Korea and America
Between Punxsutawney and Pyongyang (15)
Tasmania charts a new course
Water into wine
Tasmania’s forests
Saving the swift parrot
Banyan
Of Yorkies and Great Danes (3)

■China
Hong Kong-mainland relations
Over troubled water (1)
The fire-monkey stirs
Street violence and politics
Corruption
Portrait of a purge (3)

■Middle East and Africa
Aviation in Africa
Departure delayed (1)
Saving Africa’s rhinos
Pooches v poachers (11)
The veil in west Africa
Banning the burqa (3)
Syria’s war
Assad on the offensive (125)
The Mosul dam
A watery time-bomb (2)

■Europe
Corruption in Ukraine
Dear friends (59)
Smoking in France
Between a puff and a Kalashnikov
Spanish politics
Back to the bullring (4)
Germany and refugees
Is the welcome culture legal? (28)
Russians in London
Government in exile (11)
Charlemagne
Special privileges (17)

■Britain
Britain’s tax code
Spaghetti junction (1)
The Brexit debate
The budget that didn’t bark (11)
Intelligence oversight
Snoopers scolded Britain Only (1)
The energy business
Switched off Britain Only (5)
Problem-solving courts
Smart justice Britain Only
Sugar taxes
Do as I say, not as I chew Britain Only (2)
Refugees
Marginal benefits Britain Only (8)
Bagehot
Britain’s new ambassadors (7)
Britain Only Articles flagged with this icon are printed only in the British edition of The Economist

■International
Marine conservation
Rejuvenating reefs
Corals in the South China Sea
A thousand cuts (7)

■Business
Railways in America
Doing the locomotion (2)
France’s almighty bosses
In praise of the splits
Twitter
Clunky Dorsey (14)
Corporate governance in Japan
Sharp elbows
Foxconn
Pointed questions (1)
Indian business
Crossing the desert (2)
Turkish wine producers
Sour grapes (2)
Drone-racing
Whizz kids (6)
Schumpeter
Diversity fatigue (12)

■Finance and economics
Falling bank shares
A tempest of fear (18)
Buttonwood
Slaves of the markets
Gold
A hedge against ignorance (10)
Deutsche Bank’s unappetising cocos
Discomforting brew (2)
Lesbians’ wage premium
Girl power (8)
Sri Lanka’s economy
Taxing times (2)
Free exchange
Optimising romance (8)

■Science and technology
Merger and acquisition
Gravitational waves have been detected for the first time (41)
Neanderthals and human disease
A Parthian shot (5)
Bacterial vision
Go towards the light (4)
Livers, bacteria and alcohol
Bugs in the system (7)
Air quality
Something in the air tonight

■Books and arts
Infectious diseases
Passing through (1)
Marcel Proust as graphic novel
A second bite of the madeleine (1)
The art of the confidence game
Fool me once (5)
Johnson
Double-edged words (21)
Life in the ocean
50 shades of grey whales
The Holocaust in France
Dear father (2)

■Obituary
Obituary: Marvin Minsky
Mind and machine

■Economic and financial indicators
Interactive indicators
Output, prices and jobs
Trade, exchange rates, budget balances and interest rates
The Economist commodity-price index
Defence budgets
Markets