CNBC Daily Open: ECB goes 'back to basics'

No more unconventional instruments, no more complex forward guidance and no more force. That's the message from ECB President Christine Lagarde on shaping Europe's future, as she welcomes the world's central bankers to Sintra, Portugal for the continent's version of Jackson Hole. What you need to know today European Central Bank President Christine Lagarde has used her curtain-raiser speech in Sintra, Portugal to say it's time for the ECB to go back to basics. "We no longer need to reach for unconventional instruments... we no longer need to act with the same force... and we no longer need complex forms of forward guidance," she said. The ECB president also touted the central bank's recent decision to raise rates, saying it was "justified under every scenario. It was, by design, a robust decision." This morning, "Squawk Box Europe" will speak to ECB Board Member and Bundesbank President Joachim Nagel. You can watch that First On CNBC here. On Wednesday, Federal Reserve Chairman Kevin Warsh will make his first public comments since the Fed announcement, as he joins a panel moderated by CNBC's Sara Eisen. Catch that tomorrow at 9 a.m. ET. The Fed is also in focus after the Supreme Court ruled that President Donald Trump does not have the authority to fire Federal Reserve Governor Lisa Cook. But the court's decision does leave open the possibility of dismissing her, or any other member of the Fed, in the future. It was a different outcome for a separate ruling, where the court expanded presidential power in affirming Trump's firing of Federal Trade Commission Commissioner Rebecca Slaughter. In currency markets, the Japanese yen has weakened to its lowest level against the U.S. dollar since 1986. This is keeping investors on alert for any possible intervention. Japan's Finance Minister Satsuki Katayama said Tuesday the government was ready to take appropriate action against excessive currency moves. "That includes taking decisive action, as confirmed between Japan and the U.S.," Katayama said. Meanwhile, in China, demand for high-tech production related to the AI boom has boosted factory activity in June, driving it back into expansion territory. The U.S. and Iran are poised to hold fresh talks on Tuesday in Qatar's capital, Trump said via social media on Monday, following a weekend of hostilities in the Middle East. "IRAN HAS REQUESTED A MEETING. IT WILL TAKE PLACE TOMORROW IN DOHA!," Trump said in a post on Truth Social. There was no immediate reaction from Iran. CNBC has contacted Iran's Ministry of Foreign Affairs and is awaiting a response. — Leonie Kidd And finally... Europe’s earnings are poised for double-digit growth. One sector will do the heavy lifting, says Deutsche Second-quarter European earnings are set for double-digit growth on the same period last year, but gains will be led by one sector in particular, according to analysts at Deutsche Bank. In a note published on Monday, Deutsche analysts highlighted consensus expectations of 12% earnings growth year-on-year for the quarter, following "comparably resilient economic data" from the euro zone amid geopolitical turmoil. And the analysts expect growth to exceed expectations for the period. However, Deutsche said growth is set to be overwhelmingly driven by one sector... — Mike Sheen