A dollop of humour makes research relatable

ON RAINY days, it's 18 per cent cheaper to book rides with a taxi operator than via your Grab app. On sunny days, we tend to splurge on pricey things.

And no matter the weather outside, Singaporeans are addicted to air-conditioning.

If any of the above helps inform your spending, three professors from the National University of Singapore (NUS) - Sumit Agarwal, Sing Tien Foo and Ang Swee Hoon - would be delighted.