Source: Profimedia / Author: Michael Nagle / Xinhua News / ProfimediaThe Dow Jones gained 0.98 percent, to 33,291 points, while the S&P 500 rose 1.41 percent, to 4,199 points, and the Nasdaq index rose 1.67 percent, to 12,639 points.In all 11 of the most important sectors of the S&P 500 index, stock prices rose yesterday, and the highest in mining and communications, by more than two percent.The growth of the index was mainly contributed by the growth of the share prices of technology giants, such as Amazon, Alphabet, Apple and Microsoft, which have a large share in the indices.Support for the market was also provided by revised data which showed that US gross domestic product (GDP) fell less than initially estimated in the second quarter, which eased fears of a deeper recession.But whether the market will end the week with a gain or a loss depends mostly on the speech of the chairman of the US central bank, Jerome Powell, on Friday at the conference of central bankers in Jackson Hole.Most analysts expect a hawkish tone as Powell seeks to curb inflationary expectations, but some hope he may signal that the Fed will ease the pace of interest rate hikes as economic growth slows.In order to suppress the highest inflation in more than 40 years, the Fed has raised interest rates by 2.25 percentage points since March, and it is quite clear that they will increase them in September as well.The only question is whether they will increase interest rates by 0.50 or 0.75 percentage points.Investors will closely monitor Powell's comments on inflation, interest rates and the state of the economy.And the further tightening of monetary policy will further slow down the growth of the economy, which is technically in recession anyway, given that the economy has fallen for two quarters in a row on a quarterly basis.After a sharp decline in the first half of the year, the S&P 500 index has risen about 13 percent since mid-June.However, since the beginning of the year, it is still in the red - about 12 percent, and the Nasdaq index about 19 percent.And on most European stock exchanges, share prices rose yesterday.The London FTSE index strengthened by 0.11 percent, to 7,479 points, and the Frankfurt DAX by 0.39 percent, to 13,271 points.The Paris CAC weakened, on the other hand, by 0.08 percent, to 6,381 points.New York Stock Exchange, stocks fallSource: Profimedia / Author: NNThe MSCI index of Asia-Pacific shares, excluding Japanese shares, was up 0.6 percent around 7:00 a.m., so it is on track for a weekly gain of 0.4 percent.This morning on the Tokyo Stock Exchange, the Nikkei index gained 0.7 percent, while share prices in Shanghai, South Korea, Hong Kong and Australia rose between 0.1 and 1 percent.And on the currency market, the value of the dollar against a basket of currencies is stable ahead of Powell's appearance.The dollar index, which shows the value of the American dollar in relation to the other six most important world currencies, hovers around 108.50 points, as it did yesterday at this time.Since the beginning of the week, it has strengthened by almost 0.4 percent.This morning, the dollar exchange rate against the Japanese currency slipped from yesterday's 137.10 to 136.70 yen.However, the American currency strengthened slightly compared to the European one, so the price of the euro slipped to $0.9965, while yesterday at this time it was $0.9970.Oil prices rose after yesterday's sharp decline.The price of a barrel on the London market strengthened by 0.50 percent, to 99.87 dollars, while on the American market, a barrel rose 0.48 percent, to 96.05 dollars.recovery I in the 2nd trimesterMemory PC-28800, 16 GB, RGB, DDR4 3600MHz, kit 2x8GB.Ryzen 3 5300U, 8 GB, 512 GB SSD, Radeon Graphics, 15.6" FHD, Windows 11.Intel processors and graphics, up to 8 GB of RAM and premium screens up to 16.6".Experience superior connectivity in every part of the house with a D-Link router and extender.Smart TV, resolution up to 4K, Wi-Fi, LAN, HDMI, USB.An artistic offer of white goods and small household appliances of unsurpassed quality.Sign up for our newsletter and receive a weekly overview of the most important news in your inbox!