Which has contributed most to the success of Singapore's economy

Singapore's success can be attributed to several factors, but one of the key contributors to its economic growth is its open economy and trade policies. Singapore has a free market economy that is open to foreign investors, which has allowed it to attract global businesses and investments. Additionally, Singapore has invested heavily in education and infrastructure, which has helped to create a skilled workforce and efficient transportation and communication systems. Finally, Singapore's government policies have played a key role in its success, with a focus on stability, security, and pro-business regulations.