From Al Jazeera, it emerges that when China instituted its one-child policy, it also set up a control group. In the city of Yicheng, parents could have as many children as they want.
The results were very interesting;
Without the draconian legislation affecting the rest of China, the population growth rate is actually less. Most importantly, there is also no aversion to having girls, whilst the rest of the country is experiencing an overwhelming gender imbalance.
One can only wonder how much more dramatic the results would be if there was any kind of sex education worthy of the name in China. Or if the quality of life improved for the working class and peasantry of the country from the presently horrendous labour conditions. Indeed, without the education and quality of life proven to reduce birth rates, freedom alone has done a bang-up job.
The sooner this is accepted, the sooner we can put an end to practices like this;