He also said EDF made no profit from supplying residential homes in the last three years and said it was impossible to do a "perfect match-back between the tariff increases and the year-on-year increase in costs".
"Our expectations that we set in February would not assume that we carry the full burden of the tariff increases".
"The tariff increases will reduce that impact by less than £500k, with the remainder offset by efficiencies achieved within the business".
The tariff increases are largely between 10% and 20% and cover fruits and vegetables (onions, pears, strawberries and cherries), juices, wine, bottled water, dog and cat food, manicure and pedicure preparations, dental items, shaving material, toilet paper and other products of this nature.
Whether they are using fewer services than they did prior to the tariff increases would require more in-depth study, but it seems intuitively likely, given rises in user fees.
The day after the Wall Street Journal interview, Trump's chief economic adviser, Larry Kudlow, contradicted his boss to say there's a "good possibility" that the U.S. could reach a deal with China, which would postpone the 25percenttariffff increase, according to the New York Times.
Although the economy is booming again, Mr Kirchner only recently authorised the first tariff increase for residential users in five years.
The British Gas tariff increase, announced in July, will affect about nine million households.
In 2030, the wheat self-sufficiency rate is 93.82% for the BAU in 2030, while it is expected to increase to 97.26% for the grain tariff increase in 2030.
