China is not in a 'social division' trap

Editors' note: Does China face the challenge of "weak social mobility"? This has become a hot topic of discussion, even though social mobility in China is better than in many other countries. Three experts share their views with China Daily's Wu Zheyu. Excerpts follow:

Free competition good for social mobility

Fang Changchun, an associate professor at the School of Social and Behavioral Sciences, Nanjing University