The phrase "at the existing level" is correct and usable in written English.
It can be used to refer to a current state or condition, often in contexts related to performance, standards, or measurements.
Example: "The project will continue to operate at the existing level of funding until further notice."
Alternatives: "at the current level" or "at the present level".
At the same time, the existing level of replication fidelity limits the amount of information that can be encoded in the genome [ 3, 6, 7].
Ideally you calculate this measure of profit by adding back to reported aftertax earnings the allowance for depreciation, then subtracting the necessary capital outlays made to maintain the business at its existing level.
Another crucial step would be to reauthorize the highway trust fund, at least at existing levels.
The £30m for BBC1 drama is not new money; it merely keeps the budget at existing levels.
Congress, unable to pass any of the necessary 12 appropriations bills for the fiscal year that started on October 1st, is relying on a stopgap "continuing resolution" that funds the government at existing levels, but only until December 3rd.
The apartments went into the rent-stabilization system at the existing rent level after the buyout, and vacancies, as they occur, are rerented at levels permitted under the rent-stabilization system.
A decision by Opec late November to hold the output levels at existing levels triggered an even wider sell-off of crude which has spread panic among the oil companies.
Keeping the government funded at existing levels (or increasing government spending) would put Congress on track to trigger automatic spending cuts through what is called the sequester, because of a 2011 law that imposed caps on spending.
But analysts at JPMorgan have suggested that if spot metals prices held at existing levels for the next two years, their valuation of BHP would be lifted by a further 30%.
Under this circumstance, investors would want financial resources from this call market because of the value of reinvesting at the existing demand level for call money.
In this scenario, investors would not seek financial resources from this call market, given the risk of loss at the existing demand level for call money.
