No country can prosper without working with other nations, Le said at the Xiangshan Forum in Beijing.
State investor Temasek, which already owns 20.5 percent in Keppel, has offered S$4.1 billion for control of the conglomerate.
Mahathir did not mention the source of possible sanctions on the Southeast Asian country but said he was disappointed due to restrictive trade practises.
Wall Street fell on Friday as negative headlines about Johnson & Johnson and Boeing, along with bleak economic data from China, soured investor risk appetite and offset generally positive corporate earnings.
Former Minister of State, Zainul Abidin Rasheed says Singapore should always be a welcoming place to anyone who reaches its shores.
Oil prices edged lower on Friday, as concerns about China's economy outweighed bullish signals from its refining sector.
Donald Trump on Friday said he thinks a trade deal between the United States and China will be signed by the time the Asia-Pacific Economic Cooperation meetings take place.
Gross domestic product expanded 6 percent in the July-September period from a year ago, data showed on Friday
IIF described Mr Tharman as "a visionary" who has been a leading proponent of global reforms to "de-risk and grow development finance, and to achieve more resilient capital flows".
Even as earnings per share (EPS) dropped to 8.8 Singapore cents, Keppel said there was no dividend for the three months to September.
Dragged down by sliding energy prices and raising the chance the central bank will top up its already massive monetary stimulus at its review this month.
Food group Nestle plans to return up to 20 billion Swiss francs ($20.13 billion) to shareholders over the next two years and is making changes to its struggling waters business.
Citigroup Inc has named Peter Babej, the US bank's global head of financial institutions group, as its new Asia Pacific chief executive officer.
Oil prices fell on Tuesday, after heavy losses in the previous session, as two days of weak Chinese data added to worries about the top crude oil importer's energy demand growth.
The total value of fintech deals in the nine months ended September 30 jumped 69 percent from the prior-year period to US$735 million from US$435 million, an Accenture report said.