PTS Deflationary effect.

There is a chart showing the reduction of supply - http://pts.bitsharesblocks.com/supply

While bitcoin (approx 10% inflation) and most altcoins go inflationary, PTS is going the opposite direction. A deflationary PTS helps to preserves your PTS investment for the long term and keep the price stable.

http://ptstalk.org/img/pts-supply-over-time.jpg