The phrase "alternative at the time" is correct and usable in written English.
It can be used to refer to a different option or choice that was available during a specific period in the past.
Example: "The alternative at the time was to either invest in stocks or keep the money in a savings account."
Alternatives: "option available then" or "choice back then".
Supporters of the process argue that there was no better alternative at the time and that it did eventually lead to an improved economy.
"Doing so may have been penny wise and pound foolish," said Marc S. Ryan, the state's former budget director, but he said the alternative at the time would probably have meant cutting funds for other health programs.
MOUNT PLEASANT, S.C. – Rick Santorum has tried to soft-pedal his endorsement of Mitt Romney in 2008, saying he did so because he preferred Mr. Romney to the leading Republican alternative at the time, Senator John McCain.
Larry S. Fields, a family doctor in Ashland, Ky., who is president of the American Academy of Family Physicians, said that if the clinics "stick to this limited scope, they may have a small role in providing acute health care to people who are mildly ill, when their only other alternative at the time might be an emergency room".
"I didn't have any alternative at the time".
Way adds,"Recommendations like these are closed out at the first end-of-day instance at or above the upside target (or 63 market days) after a buy date, and the capital is available for reallocation into the most promising alternative at the time of closeout".
But I saw no alternatives at the time".
Given the lack of alternatives at the time, Fish pushed ahead with a test of interferon-β, which in vitro studies suggested was the form most effective at thwarting Ebola's replication, she says.
Actually I do know why Calpers bought them -- they were AAA-rated and had a rate of return that looked good compared to the alternatives at the time.
Retention rates for therapies might partly be a function of differences in methotrexate dose and the choice of alternatives at the time when a change in therapy is considered [ 34].
The alternative at this time may be the surface wave method, which can provide reliable S-wave velocities, even in an area of velocity inversion (a higher velocity layer underlain by a lower velocity layer).
