The phrase "a deceleration in" is correct and usable in written English.
It can be used when discussing a reduction in speed, rate, or intensity in various contexts, such as economics, physics, or general discussions about change.
Example: "The report indicates a deceleration in economic growth over the past quarter."
Alternatives: "a slowdown in" or "a reduction in".
So there's a deceleration in activity".
"The weakening was broad based, with the consumer, intermediate and investment goods sub-sectors all seeing a deceleration in growth.
I don't think a recession is anywhere in sight, but I do think we are going to have slower growth and a deceleration in profit growth.
The economy is clearly slowing as it responds to a deceleration in money supply growth, and that will take some near-term pressure off interest rates.
The confluence of events has triggered what economists describe as a deceleration in China's economic growth, although at nearly 10percentt it remains the envy of many countries.
Even if the slowdown in job creation points to a deceleration in economic growth, the latest figures probably do not spell an end to the recovery.
The party has watched with alarm as growth has slowed sharply, mainly because of a deceleration in exports and a downturn in the real estate market.
All recent indicators clearly point to a deceleration in prices, and markets have reduced their average expectation for the inflation rate in 2011 to 6.22%.
Stocks were under pressure from the start as government data showed factory orders fell 0.6 percent in April, pointing to a deceleration in manufacturing.
See articleBurberry surprised markets with a profit warning, as the British luxury-goods company gave notice that it had seen a "deceleration" in sales in recent weeks.
"Recent economic data indicate a deceleration in the pace of economic growth in the past few months, following the strong growth rate in the first quarter," he said.
