The multi-asset land resources value includes the beginning cost and the end-time European call options,with the uncertainty of dynamic land supplying price and the flexibility choice of land sale on the market or not.

• 基于土地供应动态价格存在不确定性和期末土地资源的市场推广具有灵活性,土地资源的储备开发价值包括初始投资和期末看涨期权价值。