The phrase "a continued drop in" is correct and usable in written English.
It can be used when discussing a persistent decrease in a particular metric or value over time.
Example: "The report indicates a continued drop in sales for the last quarter, raising concerns among the management team."
Alternatives: "an ongoing decline in" or "a sustained decrease in".
A continued drop in the price of oil could also hurt BP's finances.
Consumers would also be hurt, financially and psychologically, by a continued drop in stock prices.
Insignia's second-quarter figures showed a continued drop in annual rental rates, showing the per-square-foot asking rate to be down to $25.15 from $25.44 in the first quarter and $25.74 in 2002.
A continued drop in oil prices, and a tough domestic economy, could jeopardize the position of Iran's president, Mahmoud Ahmadinejad, who was elected on a populist platform and who faces re-election next year.
"There has been a noticeable decline in demand, which will lead to a continued drop in prices if not prevented by producing states," Obeid bin Saif al-Nasiri, the Emirates' oil minister, said at an energy conference in Abu Dhabi.
While Mr. Büntgen's team predicted a continued drop in the Mediterranean truffle yield, they held out the possibility that other, more northerly regions might become increasingly hospitable growing areas, in the same adaptive phenomenon that has led some French Champagne producers to start looking north to England as a possible future site for vineyards.
Mr. Obama's own forecast holds little prospect of a continued drop of the scale seen in 1984; the White House has projected that joblessness would average 9 percent next year.
In New York, a continued drop would bring a halt to what has served as a de facto economic development program in the state's isolated corners -- prison growth.
Some experts cautiously predict a continued drop, particularly if Libya keeps on its path toward a more formal partnership with the European Union.
He blotted away some rain from the captain's suit with a tissue, and carefully translated the captain's comments about the continued drop in crime, marred only by a recent murder on Division Street.
Law enforcement officials attribute the continued drop in crime rates to a healthy economy, crime prevention programs, tougher sentences and more police officers on the street.
