Most likely it is through a document such as a deed, will, checks etc that grant certain legal rights.
Added; Legal efficacy could be defined as: possessing the legal power or capacity to produce a desired effect. (e.g.: a court order would have legal efficacy - a warrant would have legal efficacy) They are issued by a court of law to bring about a desired result (i.e.: therefore they have legal efficacy).
Martial efficacy, we can define it by breaking it down into the two words. Martial in this context is defined as 'fighting', 'warlike', 'soldierly'. Efficacy is the the power to produce a desired effect. So martial efficacy is the level at which someone can effectively be soldierly, warlike etc. In laymen's terms - the level at which someone can effectively fight.
political efficacy
Efficacy is the capacity to produce an effect. It is these conditions that distinguish efficacy from the related concept of effectiveness, which relates to change under real-life conditions. -- Wikipedia: "efficacy"
What type of feedback can damage Self-efficacy
Efficacy is the capacity (or the power) to produce an effect or to achieve a desired result.
Self-Efficacy - book - was created in 1997.
The ISBN of Self-Efficacy - book - is 9780716728504.
Efficacy is the ability to create a desired result. A sentence using this word would be, "The medicine worked as expected, proving the efficacy of the treatment."
Self-Efficacy - book - has 604 pages.
Efficacy is a noun that means "the ability to produce a desired or intended result." Therefore, an example of a sentence using the word efficacy is, "Chemotherapy has been shown to have an efficacy to stop cancerous cells from growing."
Perhaps you mean "efficacy"? Uh-FICK-uh-see.
When a person believes in their own ability to be successful in specific situations, this is known as self-efficacy. Self-efficacy plays a major role in how we think, feel, and perform.