exxon mobil corporation said tuesday a strong dollar contributed to a decline in earnings last year in the chemicalproducts segment even as foreign exchange had a favorable effect elsewhere the company reported earnings of 35 billion in 2022 down from 7 billion in 2021 in the chemical segment it said the decline was due in part to foreign exchange effects from a stronger us dollar exxon said fx was also a headwind in specialty products where earnings fell to 24 billion from 33 billion on the other hand exxon said foreign exchange was a favorable factor in the energyproducts segment were it reported fullyear earnings of 15 billion reversing a 300 million loss in 2021 the wsj dollar index rose 78 in 2022 according to dow jones market data