Platyrrhine Fossils First Appear in the South American Fossil Record

question 14

Essay

Platyrrhine fossils first appear in the South American fossil record during the late Oligocene epoch.Since they are not found in earlier fossil-bearing sediments, and South America at that time was essentially an island continent, how do scientists think they got there?

Understand how the VALS typology segments consumers based on values and lifestyles.

Understand the concept of psychographics and its importance in marketing.

Identify and describe the different personality types in the VALS system.

Explain geodemography and its relation to marketing strategies.

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Definitions:

Marginal Propensity

The tendency of an individual or household to spend an additional dollar of income on consuming goods and services.

Simple Spending Multiplier

The ratio of a change in output to a change in autonomous spending that caused it, illustrating the impact of fiscal policy on total economic output.

Simple Spending Multiplier

A formula used in economics to determine the impact of a change in autonomous spending on the aggregate output, highlighting the amplification of initial spending through the economy.

Marginal Propensity

The ratio of change in an economic variable (such as consumption or saving) in response to a change in another (such as income), indicating the responsiveness of the variable.