Russian household wealth increased by 21.9% to US1.92tr, according to a study by the Boston Consulting Group, which also reports that 60% of that wealth is kept on deposit while 33% is invested in shares and the remaining 7% in bonds. There are now 536 households in Russia worth more than $100m, giving it the highest numbers of the “super-rich” after the US, the UK, China and Germany. rbc