The phrase "a wave of speculative" is correct and usable in written English.
It can be used in contexts discussing trends, investments, or ideas that are based on speculation or conjecture.
Example: "The market experienced a wave of speculative buying, leading to inflated prices for several stocks."
Alternatives: "a surge of speculation" or "a tide of speculative interest".
It's clearly the possibility that the euro could collapse under a wave of speculative attacks by private-sector bond traders.
In the energy market, a wave of speculative activity pushed Brent crude to $78.40 before profit taking saw it fall back.
Mr. Shelby suggested that bond-buying by the Fed could prompt a wave of speculative buying on Wall Street, leading to asset price bubbles.
Hong Kong has the second-highest reserves, a war chest that has helped it to fend off a wave of speculative attacks this year.
The South Sea bubble in 1720 saw a wave of speculative investment in shares that left almost nothing of tangible value behind.
That high level, creating huge losses for developers and property owners, was attributed to a wave of speculative, high-risk office construction fueled by the financial euphoria of the late 1980's.
In the middle of a global wave of speculative attacks, that you yourself labeled a crisis of confidence, you fueled the panic by undermining confidence in the very institutions you were working for.
By the end of the last decade, the Lower East Side, the blighted blocks of Clinton west of Times Square and the Manhattan Valley section of the Upper West Side had all felt at least a first wave of speculative investment, co-op and condominium conversion and affluent young residents.
Demand from such buyers also has spurred a wave of reinvestment and high-end speculative redevelopment, Mr. Eovino said.
The fresh wave of speculative pressure in the past two days was triggered by reports – denied by the Papandreou administration – that the US investment bank Goldman Sachs was trying to sell Greek bonds to China.
The Czech Republic is not yet in the euro zone — current expectations are that it might join by 2015 — so the current wave of speculative pressure against the euro has not directly affected the country.
