Tools Used by Economists Include

question 63

Multiple Choice

Tools used by economists include

• A)historical study.
• B)mathematical reasoning.
• C)statistical inference.
• D)All of these responses are correct.

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Definitions:

Coalescence Time

The time in the past where two or more gene sequences found in a sample population have a common ancestor.

Branch Lengths

In phylogenetics, measurements that represent the evolutionary distance or time between points in a phylogenetic tree.

Lentiviruses

A genus of retroviruses, including HIV, that cause chronic and often deadly diseases by infecting the hosts' cells and replicating.