Mr Lee explained: "When we invest, we are investing for 10, 15, 20 years. You may look as if you are making a big loss today, but you have not borrowed money to invest. You will ride the storm, the company recovers, your shares go up."
But he said that Singapore is not a master of its own economy.
He said: "Of all the economies in the world, we have the highest percentage of external trade - three and a quarter times our GDP. No other country has got that size of external trade. So when the external trade shrinks, remember it is going to hurt us."
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