Imperfect capital markets, which includes failure to internalize all costs of conventional energy (e.g., effects of air pollution, risk of supply disruption) and failure to internalize all benefits of renewable energy (e.g., cleaner air, energy security).
資本市場不完善，其中包括未能將所有傳統能源的成本（例如，空氣污染的影響，供應中斷的風險）吸收，并且未能將所有可再生能源的好处（如清潔的空氣，能源安全）吸收。