- "What is a free port? All you need to know about the free-trade zones". 衛報 (英文). 2019年7月6號. 原先內容歸檔喺2021年5月17號. 喺2021年9月7號搵到.
Free ports or zones are designated by the government as areas with little to no tax in order to encourage economic activity. While located geographically within a country, they essentially exist outside its borders for tax purposes.
Companies operating within free ports can benefit from deferring the payment of taxes until their products are moved elsewhere, or can avoid them altogether if they bring in goods to store or manufacture on site before exporting them again.
- Lavissière, Alexandre; Rodrigue, Jean-Paul (2017年12月28號). "Free ports: towards a network of trade gateways". Journal of Shipping and Trade (英文). Abstract.
Free ports such as Hong Kong, Singapore and Dubai are among the world's leading commercial gateways