The #SP500 China is up 17.7% and the #CSI300 is up 16.8% year-to-date. Breakneck gains in stock markets create excitement, but also raise fears of bubbles. There are good reasons for this strong rally  and we aren’t in bubble territory, say @WisdomTreeETFs https://t.co/ZQfvIwTpfl https://t.co/VMjL7f8eVD