1
INTERNATIONAL TRADE
Introduction
Wealth of Nations (1776) by Adam Smith and Principles of Economics (1951) by David Ricardo
heralded the formulation international trade theories. To Adam Smith it wa
DS-GA 1002 Lecture notes 6
Fall 2016
Convergence of random processes
1
Introduction
In these notes we study convergence of discrete random processes. This allows to characterize
phenomena such as the
DS-GA 1002 Lecture notes 10
Fall 2016
Hypothesis testing
In a medical study we observe that 10% of the women and 12.5% of the men suffer from
heart disease. If there are 20 people in the study, we wou
DS-GA 1002 Lecture notes 9
Fall 2016
Learning Models from Data
In this section we consider the problem of estimating distributions from data. This is a
crucial problem in statistics and in machine lea
DS-GA 1002 Lecture notes 12
Fall 2016
Linear regression
1
Linear models
In statistics, regression consists of learning a function relating a certain quantity of interest
y, the response or dependent v
DS-GA 1002 Lecture notes 11
Fall 2016
Bayesian statistics
In the frequentist paradigm we model the data as realizations from a distribution that
depends on deterministic parameters. In contrast, in Ba
4
Stochastic processes
In the previous two chapters, we discussed how probability measures can be
used to express our uncertainty in estimating quantities. We also introduced
some useful tools for cal
5
Bayesian inference
In this chapter, we dene Bayesian inference, explain what it is used for and
introduce some mathematical tools for applying it.
We are required to make inferences whenever we need
6
Basic data assimilation algorithms
In this chapter, we return to the state estimation problem for dynamical systems as initially raised in Chapter 1. However, in contrast to Chapter 1, data
assimila
2
Probability
B
The primitive theory
According to what I will call the primitive theory, the probability that a
trial or experiment will have a certain outcome is equal to the proportion
of possible r
4
Induction
B
The traditional problem of induction derives from Humes question:
What is the nature of that evidence which assures us of any real existence
and matter of fact beyond the present testimo
5
Prediction
B
If a theory entails that a certain statement is true and it is known that the
statement is indeed true, this constitutes a reason to believe the theory.
However, various other factors m
3
Conrmation
B
Explications
If your unconditional degree of belief that elephants can y is lower than
your conditional degree of belief relative to the supposition that they have
wings, then, at least
6
Evidence
B
The evidential value of varied data
It is an undeniable element of scientic methodology that theories are
better conrmed by a broad variety of different sorts of evidence than by
a narrow
DS-GA 1002 Lecture notes 0
Fall 2016
Linear Algebra
These notes provide a review of basic concepts in linear algebra.
1
Vector spaces
You are no doubt familiar with vectors in R2 or R3 , i.e.
1.1
2
DS-GA 1002 Lecture notes 7
Fall 2016
Simulation
1
Introduction
Simulation is a powerful tool in probability and statistics. Probabilistic models are often too
complex for us to derive closed-form solu
It is generally said that international trade provides benefits to domestic producers and
consumers but there are some economists who maintain that the current international trading
system hinders eco
Chapter 2: The Basics of Supply and Demand
CHAPTER 2 THE BASICS OF SUPPLY AND DEMAND
QUESTIONS FOR REVIEW
1. Suppose that unusually hot weather causes the demand curve for ice cream to shift to the ri
Chapter7:TheCostsofProduction
CHAPTER7
THECOSTOFPRODUCTION
QUESTIONSFORREVIEW
1.Afirmpaysitsaccountantanannualretainerof$10,000.Isthisaneconomiccost?
Explicit costs are actual outlays. They include al
Chapter 12: Monopolistic Competition and Oligopoly
CHAPTER 12
MONOPOLISTIC COMPETITION AND OLIGOPOLY
REVIEW QUESTIONS
1. What are the characteristics of a monopolistically competitive market? What hap
CHAPTER 7
The Cost of Production
MULTIPLE CHOICE
SECTION 7.1
easy
1. Two small airlines provide shuttle service between Las Vegas and Reno. The services are alike in
every respect except that Fly Righ
Chapter4:IndividualandMarketDemand
CHAPTER4
INDIVIDUALANDMARKETDEMAND
QUESTIONSFORREVIEW
1.Explainthedifferencebetweeneachofthefollowingterms:
a.
apriceconsumptioncurveandademandcurve;
A price consump
IKEAs Investment in Gig Economy,
Synergy b/n Product & Service
Arpit Shukla
1st October 2017
Investment in Digital customer service to win customer loyalty by building
Happy to Help on-demand support.
Google Now More Powerful
Arpit Shukla
Due Date: 21 September 2017
Google realized that if it wanted to improve the Android software experience and market share,
it needed more control over the hardwar
GENERAL ELECTRIC OUT OF ELECTRIC
Arpit Shukla
25th September 2017
Refocus on the roots. Boosting the profit margin, by Shrinking operations.
Source: GE agrees to sell Industrial unit to ABB for $2.6 B
Economics of Strategy
Industry Analysis and Competitive Analysis
Dr. Pavlos Mourdoukoutas
Technology Management and Innovation
1 |All Rights Reserved
OUTLINE
PART 1. The Five-Forces Framework
PART 2
DS-GA 1002 Lecture notes 5
Fall 2016
Random processes
1
Introduction
Random processes, also known as stochastic processes, allow us to model quantities that
evolve in time (or space) in an uncertain w
DS-GA 1002 Lecture notes 8
Fall 2016
Statistical Data Analysis
1
Descriptive statistics
In this section we consider the problem of analyzing a set of data. We describe several
techniques for visualizi
1
Methodology
B
Introduction
This book is about scientic knowledge, particularly the concept of
evidence. Its purpose is to explore scientic methodology in light of the
obvious yet frequently neglecte