Stressed out by mortgages, childcare and mountains of laundry, an increasing number of adults are turning to colouring books to unwind. With studies suggesting that even brief periods of art-making can reduce levels of anxiety, could this childhood pastime provide better relief than yoga?

Nine years ago, the first branch of 21c Museum Hotels opened its doors – residencies for wealthy travellers that double up as 21st century art museums. The idea might’ve seemed a little conceptual, but in 2015, luxe hotel chains across the world are investing in their art collections.

Music, film and publishing are all part of our digital lives, but the art world remains stubbornly offline. Electric Objects, a digital frame that displays “the most beautiful parts of the internet”, wants to make hanging a GIF on your wall as instinctive as downloading a film.

New shopping malls and a young population with sophisticated shopping tastes are helping make Brazil one of the world's most profitable luxury markets. But the recent economic downturn means optimism is ebbing. Does a gloomy economic outlook spell the end of Brazil’s luxury bonanza?