Published on MailOnline on 16th December 2015: 16/12/201511/01/2016 by Qin Xie Norway is the best place to live in the world and Niger is the worst – at least when it comes to life expectancy, education and income (but how do the UK, USA and Australia rank?) Forget being stuck on the back row of a plane! A new app allows you to pay to swap SEATS with other passengers