The phrase "a sharp deceleration in" is correct and usable in written English.
It can be used to describe a sudden and significant decrease in speed or rate, often in contexts related to physics, economics, or performance metrics.
Example: "The report indicated a sharp deceleration in the company's sales growth over the last quarter."
Alternatives: "a sudden drop in" or "a rapid decline in".
The trade troubles are one of several developments contributing to a sharp deceleration in growth.
Taken together, the two months' figures mark a sharp deceleration in monthly employment growth, which averaged 215,000 during the previous three months.
The approval came as farmers were once again blocking roads and limiting grain exports, and as government data released this week showed a sharp deceleration in Argentina's economic growth.
"We expect a sharp deceleration in inflation in February, with plenty more downside to follow over the coming months," wrote Alan Clarke, head of European fixed income strategy at Scotiabank, in a note to clients.
This fed through to a sharp deceleration in the real growth in total health-care spending per person in America, to 2.4% a year between 1993 and 1999, half the growth rate in the previous 20 years or so.
On average, economists are forecasting a modest pace of 2percentt growth for 2008, down from 2007's expected growth of about 3percentt, which is likely to be dragged down by a sharp deceleration in the pace of economic activity during the final quarter of the year.
But with recent data showing a sharper deceleration in industrial production than anticipated -- and with inflation apparently under control -- growing numbers of economists are predicting a rate cut of half a percentage point.
That said, he and most other analysts said that they expected a sharper deceleration in 2012, in part because of the bleak outlook for exports and the scant indication so far that Chinese leaders are making a serious effort to shift their economy from its export base to one driven by domestic consumption.
If price rises outside the south-east were instead weighted by the lower values of properties in northern regions, overall inflation would be lower than the rate shown by the two lenders.An index produced by the Office of the Deputy Prime Minister (ODPM) which uses this value-weighted approach shows a sharper deceleration in house-price inflation this spring.
Most economists were bracing their clients for a potentially sharp deceleration in growth in the current quarter as economies elsewhere around the globe, most notably in the United States, show signs of slowing.
That is up from 80,000 in June but a sharp deceleration from the average monthly increase of 226,000 in the first three months of the year.
