Sentence examples for impossibility of controlling from inspiring English sources

But these methods are themselves now coming under attack.Instrumental variables have become popular in part because they allow economists to deal with one of the main obstacles to the accurate estimation of causal effects the impossibility of controlling for every last influence.

His remarks concerning the impossibility of controlling the passions and the desirability of controlling them nevertheless to the extent that we can (V Preface) similarly emphasize the ethical importance of self-knowledge and freedom from external influences.

Catastrophising cognitions are exclusively focused on pain: a negative vision of it (magnification), continuously thinking about it (rumination) and the impossibility of controlling it (helplessness).

We were surprised by the degree of consensus on the need for reform of drug policy; the fact that the Misuse of Drugs Act 1971 simply cannot cope with the modern polydrug culture; and the impossibility of effectively controlling the supply of "legal highs" using existing legislative instruments.

Instead they will highlight the limitations of all these things: the boundaries of our knowledge, the complexities of accountability, and the impossibility of absolute control.

In the United States, Doris Meissner, formerly head of the Immigration and Naturalisation Service, recalls with frustration the impossibility of enforcing effective controls on employers.

Anyhow, we should assume that unintentionally defected GNRs are present from the phase of production due to the impossibility of an accurate control of purity at an atomic level.

The impossibility of finding two matched controls was an exclusion criterion of cases.

A further limitation, especially for bulky ingredients such as dietary fiber, is the near impossibility of devising a placebo control.

However beyond confirming blood glucose control matters, that is not clinically useful because of the impossibility of understanding how long such control has to be maintained to gain the benefit.

A number of criticisms of this position have been put forward, based on issues such as the difficulty of designing a placebo-like control, the impossibility of maintaining double-blind conditions, the challenge of standardizing interventions, the importance of the therapist-patient fit, and the reduced external validity of psychotherapy in the context of a RCT [ 3].