Investigators sought to find out whether Lula, who served as president from 2003 to 2011, took part in negotiations which saw Portugal Telecom transfer seven million US dollars to the Workers' Party (PT) when Lula was in power.
Investors are weighing whether the sharp swings this week are the start of a deeper correction or just a temporary bump in the prolonged bull market.
Internet users can offer suggestions in the following two weeks through the websites and client-side applications of People's Daily, Xinhua News Agency and China Media Group, as well as online platform Xuexi.cn.
Investment into artificial intelligence continues to run hot as the cutting-edge technology is widely seen as the next frontier of innovation and growth.
Investors are speculating that PPP financing could get a fresh boost in the second half, after a hold-up during the de-risking campaign since mid-2017.
Initiated by the Shanghai Intellectual Property Bureau and 10 commercial banks, the Shanghai Intellectual Property Financial Service Alliance was established in November.
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Inspections of farms have also been strengthened to ensure quality and safety of products, it said.
Investors are closely watching how the Shanghai and Shenzhen markets on the Chinese mainland will perform in the first trading day of the Year of the Dog as the mainland markets will resume trading on Thursday after the week-long Lunar New Year holiday.
Investors have been very bullish on Amazon recently, with some analysts projecting that its stock could exceed ,000 a share soon. Amazon strung together multiple?strong quarters?this year, before missing Wall Street expectations in the third quarter. It remains unclear what effect, if any, a Trump presidency will have on Amazon’s stock in the long term.
Insoo Hyun of Case Western Reserves' School of Medicine said the cloning is a remarkable breakthrough.