Capital Inflow

So here’s the update of the latest Indonesia capital market situation. JCI up to 21 April 2010 has gained 14.93% YTD, this made the P/E ratio up to 20.87, second largest after China CSI 300 (P/E 25.27). Meanwhile the IDR appreciate against USD to Rp9008/USD from Rp9447/USD at end of 2009. So what’s happening here?

Market Volatility

This writing is come up from two questions:
1. Does volatility increase through time?
2. If it does, what’s the reason?

We try to look at JCI, LQ45, and JII:

Standard Deviation