According to reports, private equity firm Carlyle Group is planning on pricing its IPO in a range of $22 – $23.The company had previously given a range of $23 – $25.The Wall Street Journal reported earlier that Carlyle was working to convince investors their case would be different from its competitors whose shares have struggled since having their IPO.The WSJ said that Carlyle was emphasizing the prospect for shares to rise over time rather than on pricing shares at a high when it launches its IPO.