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The Role of Business Research Theory Building

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Students spend too much money on fast food. A better hypothesis ... proportion of their income in fast food restaurants than the established mean for the ... – PowerPoint PPT presentation

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Title: The Role of Business Research Theory Building


1
The Role of Business ResearchTheory Building
2
The scope of business research
  • What is business anyway???
  • Is research applicable to all business
    units/functions?

3
Business research defined
  • the systematic and objective process of
    gathering, recording, and analyzing data for aid
    in making business decisions

4
Types of research
  • PURE
  • expand the limits of knowledge
  • not aimed at solving a specific pragmatic problem
  • theory development
  • APPLIED
  • aimed at solving a specific pragmatic problem
  • action research is one type

5
Applications
  • identifying problems or opportunities
  • diagnosis and assessment
  • selecting and implementing a course of action
  • evaluating a course of action
  • Evaluation
  • Performance monitoring

6
Research isnt always the answer!
  • Before doing research consider the following
  • time constraints
  • availability of data
  • nature of the decision
  • has the decision already been made?
  • does the cost outweigh the benefit?

7
Nature of truth
  • knowledge is socially constructed

8
Sources of Knowledge
  • Experience
  • but may not be systematic
  • may not be universal
  • Authority
  • custom
  • tradition
  • but how does authority know?

9
Francis Bacon
10
SOURCES OF KNOWLEDGE
  • Experience
  • Authority
  • Deductive Reasoning
  • Inductive Reasoning

11
SOURCES OF KNOWLEDGE
  • Experience
  • Authority
  • Deductive Reasoning
  • Inductive Reasoning
  • Scientific Method
  • inductive - deductive

12
Theory Formulation
Deductive Reasoning The logical process of
deriving a conclusion from a known premise or
something known to be true. We know that all
managers are human beings. If we also know that
John Smith is a manager, then we can deduce that
John Smith is a human being. Subject to error!
13
Inductive Reasoning The logical process of
establishing a general proposition on the basis
of observation of particular facts. All managers
that have ever been seen are human beings
therefore all managers are human beings.
Subject to error too!
14
THE SCIENTIFIC APPROACH
15
THEORY
  • is a system for explaining a set of phenomena by
    specifying constructs and the laws that relate
    these constructs to each other.

16
Purpose of Theories
  • to summarize and organize existing knowledge
  • to explain observed events and relationships
  • to predict the occurrence of unobserved events
    and relationships
  • to stimulate further inquiry
  • identifying areas
  • providing leads

17
What makes a good theory?
  • Validity
  • It fits the facts
  • Generalization
  • Makes predictions about future or other events
  • Replication
  • It can be repeated with similar findings

18
Constructs
  • In management we often use concepts or constructs
    as variables
  • examples
  • leadership
  • social responsibility
  • GNP
  • agency
  • honesty
  • efficiency

19
Abstraction
  • Concepts abstract reality
  • Are expressed in words that refer to various
    events or objects
  • Vary in degree of abstraction
  • Research operates at abstract and empirical level
    linking concepts together as we begin the journey
    to construct theory.

20
Propositions
  • Concepts are the basic building blocks
  • Propositions propose the linkages between these
    concepts

Level of abstraction
theory
propositions
concepts
21
From proposition to hypothesis
Concept A Punishment
Concept B Attendance
Proposition
Abstract Level
Yelling at students
Increases attendance by 50
Emperical Level
Hypothesis
22
  • A hypothesis is a proposition that is empirically
    testable. It is an empirical statement concerned
    with the relationship among variables.
  • A variable is anything that varies!
  • Make sure that you define, or operationalize all
    your variables an operational definition
  • Null hypothesis

23
What makes a good hypothesis?
  • precise
  • specifies variables to measure
  • specifies relationships between variables

24
A poor hypothesis
  • Students spend too much money on fast food.

25
A better hypothesis
  • Students with incomes of less than 10,000 per
    year spend a higher proportion of their income in
    fast food restaurants than the established mean
    for the general population.

26
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