BANGKOK -- A round of confidence-building corporate deals in the U.S. helped lift world stock markets Tuesday, despite China's inflation rate jumping to a near three-year high. Oil prices hovered around $97 a barrel. The dollar was lower against the euro and up slightly against the yen. European shares were higher in early trading, building on momentum from Asia. Britain's FTSE 100 rose 0.6% to 5,807.58. Germany's DAX jumped 1.5% to 7,193.57 and France's CAC-40 added 1% to 3,845.75. Wall Street was set for further gains, with Dow futures 85 points higher to 11,970 and S&P 500 futures more than 11 points higher to 1,277.70. Japan's Nikkei 225 index rose 1.1% to close at 9,547.79. Tokyo Electric Power , the embattled Japanese utility known as Tepco, soared 25.1% after announcing it had begun testing a new radioactive water treatment system at its troubled Fukushima Dai-ichi nuclear power plant. Tepco has been struggling to get control of a radiation leak at the plant since it was crippled by an earthquake and tsunami on March 11. Shortly before markets closed, Honda ( HMC) announced that profit is expected to plunge 63.5% for the fiscal year ending March 2012 because of the earthquake and tsunami. It said vehicle production in Japan is expected to be back at nearly normal levels by later this month. Production in regions outside of Japan is expected to be back up to pre-disaster levels in August or September. Honda shares closed up 0.7%. South Korea's Kospi rose 1.4% to 2,076.83. Among the most active shares was Hynix Semiconductor, a world leader in memory chip production, gaining 1.1%. Samsung Electronics, the top global manufacturer of flat screen televisions, memory chips and liquid crystal displays, rose 1.2%. Australia's benchmark S&P/ASX 200 gained 0.5% to 4,586.50. Benchmarks in Taiwan, New Zealand and Indonesia were higher, while those in the Philippines and Singapore slipped. Hong Kong's Hang Seng fell less than 0.1% to 22,496. Mainland Chinese shares advanced after the government announced that inflation in May was 5.5%, the highest in almost three years but not as high as some forecasts had suggested.