The problem with wealth taxes / French PM Bayrou and left-wing opposition determined to tax wealth of ultra-rich / Increase wealth taxes to stop rise of Reform UK, says ex-Labour minister / Kiwi billionaire Bruce Plested backs wealth tax - with a catch / Dan Neidle: 'A UK wealth tax wouldn't work' / George Kerevan: It's not just liberal academics who understand need for wealth tax / It's not just liberal academics who see need for a wealth tax / 5 reasons why a wealth tax is bad policy / 'India should impose wealth tax on ultra rich to tackle inequality' / Take it from me, a millionaire, Canada must lead on wealth taxes