My Favorite Mistake: Spanx Founder Sara
Blakely
On her mortifying moment at the BBC
http:/www.thedailybeast.com/newsweek/2012/04/29/spanx-founder-sara-blakely-s-favoritemistake.html
April 30, 2012 1:00 AM EDT
Courtesy of Spanx
Within the first year of lau

Calculus Review
DERIVATIVES
Cyndy Walton, PhD, MBA
Penn State University
How to Take a Derivative
Appendix A Formula for Taking a Derivative:
1. The derivative of a constant is zero, and the
derivative of x is one.
2. Derivative of a monomial in x:
Exampl

Review for Weeks 1 - 3
ECONOMICS AND
STRATEGY
Cyndy Walton, PhD, MBA
Penn State University
What Is Competition?
A competitive market is a market in which
there are many buyers and sellers so that
each has a negligible impact on the market
price.
Types of

Review for Weeks 4-6 Part 1
EC O N OMI C S A N D STR ATEGY
C Y N D Y WA LT O N , P H D , M B A
P E N N S TAT E U N I V E R S I T Y
Industry
2
An industry is a group of firms producing
products that are close substitutes.
Industries include a rich mix of

Lesson 1
The Economic Foundation of
Business Strategy
Objectives
In a competitive environment, managers must
seek a pricing and output strategy that will
maximize the present value of the future profit
stream to the firm.
This course enables students to

Self-Study Activity 2.3
Answers
Practice Problems for the Elasticities of Demand
1. What would the consequences of income inelastic demand be for an industry in the long run?
Answer: As income rises, demand increases less than proportionately. Thus, in th

Self-Study Activity 2.2
Answers
Practice Problems for Other Elasticities of Demand
1. Can a good be both normal and income inelastic?
Answer: Yes, it can. For a normal good, Ey > 0. For an income inelastic good, Ey < 1.
Suppose that for good X, Ey = 0.8.

Self-Study Activity 2.1
Answers
Demand Elasticity Practice Problems
1. Suppose the price elasticity coefficient of demand is 2. What does this mean?
Answer: It means that if price were raised from the prevailing level, the percentage change
in quantity de

How Asteroid 1950 DA Keeps It Together
The kilometer-size rubble pile appears to be held together by van der Waals forces. Karen Hopkin reports
From the depths of space, an asteroid hurtles toward Earth. [Well, our general vicinity.] But this is no ordina

001
Is this a defect, or are the authors working out of, or trying to forge, a different kind of
aesthetic?
Is this a defect, or are the authors working out of, or trying to forge, a different kind of
aesthetic?
or trying to forge
002
Although fiction

iMBA
Fall 15 Orientation
Starting Date: August 10, 2015
Ending Date: August 30, 2015
Required Activities
Introduction
1. Read through Fall 2015 Orientation Information, Collaborate Information and Links, Collaborate
Set Up, and get acquainted with the tea

Collaborate Sessions
Dear Students:
Here is the schedule:
Collaborate Session 1 Rules of the Game, Dr. Ash, Friday (08/14), 9:00 to 10:30 p.m. EST
Collaborate Session 2 Teams, Dr. Duck, recorded session, your will be notified when it is available.
Collabo

Review Weeks 4-6 Part 3
C Y N DY W A LT O N
IMBA 501
P E N N S TAT E U N I V E R S I T Y
Oligopoly
2
Oligopoly market structures are characterized by
only a few firms, each of which is large relative
to the total industry.
Typical number of firms is betwe