An image from a police body camera shows bystanders including Darnella Frazier, third from right, filming a Minneapolis police officer pressing his knee on George Floyd’s neck.
Minneapolis Police Department via AP, File
A game theory expert explains why a witness to a troubling situation who is in a group may feel a lesser sense of personal responsibility than a single individual.
Using a simulation, we found scenarios where AI regulations could be most effective.
Our relationship with Facebook, Google and news is a classic case of the prisoner's dilemma. Cooperation may be the only way to get the best outcome.
In a series of experiments, Australian researchers showed how machines can find vulnerabilities in human decision-making and exploit them to influence our behaviour.
Not going or gone: Nobel prize winners Robert Wilson (L) and Paul Milgrom (R).
Auctions theory first revolutionised the sale of the mobile phone spectrum; now it is doing the same for the carbon market.
In Colorado, where there is a shortage of PPE, workers prepare to enter an N95 mask-cleaning machine.
AP Images / David Zalubowski
The toll of the pandemic has been worsened because of the shock to the global supply chain, which resulted in shortages of vital medical equipment. Could game theory help?
Competition in the marketplace for ideas is different to competition in the market for ordinary goods and services. Bad ideas don't necessarily get trashed.
The video game Fortnite revels in silliness.
They'll make you laugh, cry or just help you zone out.
There are claims our social-distancing measures are too extreme. Good economists disagree.
Psychological research suggests several ways in which socially-responsible behaviour might be encouraged.
Brexit will cause many uncertainties about what will happen next, especially from an economic point of view. Because of that Indonesia should seize every opportunity to increase its trade with the UK.
The fear of others panic buying toilet paper drives panic buying. This is not people acting irrationally. It is a case of 'coordination failure'.
How transparency and the legal system could restore trust.
Is this all part of Boris Johnson's master plan to negotiate a better Brexit deal with the EU?
Stefan Rousseau/PA Wire/PA Images
The EU is loathe to let treaties fail, given the sunk costs of negotiating them, but it may walk away if Johnson doesn't change his tune.
What goes into all for one and one for all?
Where do the cooperative skills that hold together human societies come from and why don't our selfish instincts overwhelm them? Evolutionary game theory suggests that empathy is a crucial contributor.
For the few cases that go awry, the main problems are pre-existing medical conditions and escape attempts.
Corbyn has a big demand and a big ambition.
Corbyn says he won't talk to the prime minister until she takes no-deal Brexit off the table. But will his gamble deliver the election he wants?
Presidents have traditionally given Oval Office addresses during only the gravest of crises.
AP Photo/Carolyn Kaster
We asked experts on ethics, constitutional law and European political history to analyze Trump's Oval Office address. Here's what they heard in his speech about 'crisis' at the US-Mexico border.
Theresa May could game Conservative MPs by placing them into a 'prisoner's dilemma'.