自由贸易能够提高国家整体的生产效益。
Every improvement in the circumstances of the society tends either directly or indirectly to raise the real rent of land, to increase the real wealth of the landlord, his power of purchasing the labour, or the produce of the labour of other people.
The great poems are the ones that survive their own occasions.
The concept of law involves the union of primary rules of obligation with secondary rules of recognition, change, and adjudication.
The structure of the international system forces states to behave in certain ways, regardless of their internal characteristics.