Because developers margins much higher than average profit margins general community, making price increases led to the rise in the cost of inevitability does not exist.
因为开发商平均利润率远高于一般社会利润率，使得成本上升导致价格上升的必然性并不存在。
2
The ratio of average house price to per capita GDP - an indicator of whether house prices have decoupled from the general economic trend - has risen steadily over the past few years.