The phrase "a consistent alternative" is correct and usable in written English.
It can be used when discussing options or choices that remain stable or reliable over time.
Example: "In our research, we found that a consistent alternative to traditional methods is essential for achieving better results."
Alternatives: "a reliable option" or "a stable substitute".
Observing that Value at Risk (V@R) is not strongly time consistent, Boda and Filar (2006), and Cheridito and Stadje (2009) construct a strongly time consistent alternative to V@R by using a recursive composition procedure.
The social safety net matters to us public health types because -- and the evidence here is compelling and strong -- the one consistent alternative to a reasonable social safety net is an increased number of body bags.
The discovery in the 19th century of consistent alternative geometries, however, precipitated a crisis, for it showed that Euclidean geometry, based on seemingly the most intuitively obvious axiomatic assumptions, did not correspond with reality as mathematicians had believed.
"There is a consistent conservative alternative" adding, "that candidate is Rick Santorum".
The existence of consistent alternative geometries shows that the geometry of space cannot be determined a priori.
You may have noticed another characteristic of contrarian climate research – there is no cohesive, consistent alternative theory to human-caused global warming.
While noting the numerous analyses by Marsh and colleagues of Plant 1, US EPA/IRIS concludes that "…no convincing and consistent alternative hypothesis of causation has been identified" (US EPA, 2010a, pp. 6-18).
What also worked was sending myself a consistent and coherent alternative message.
The only morally consistent alternatives nowadays are radical self-effacing commitment to opposition, or full-on complaisance.
But when you're not guided by public opinion or a consistent ideology, the alternative is liable to be personal whim, which can get dangerous the longer you're in power.
