International Trade Chapter 1 Introduction to International Trade 1.1The definition of international trade International trade can be defined as the exchange of goods and services produced in one country (or district) with those produced in another country(or district)

Optimal Routing View routing as\global\ optimization problem Assumptions: The cost of using a link is a function of the flow on that link The total network cost is the sum of the link costs The required traffic rate between each source-destination pair is known in advance Traffic between source-destination pair can be split along multiple paths with infinite precision

Assignment problem Persons and tasks connected by links Objective: Minimize total task time minutes Carburetor Manny 4 minutes Valves

Histol · Kautz and selman.1992 Inspired by improvements in satisfiabity algorithms Big Idea Encode planning problem as a(very large) logical formula Initial-state all-possible-actions goal Find a satisfying assignment to action-time propositions, and we have a plan

Particularism and virtue ethics I. Universalism and Particularism We've considered before some basic questions that we would expect a moral theory to answer i)Which acts are right and which are wrong? Which acts ought we to perform(understanding the\ought\as a moral

November 21, 2001 Ethical Egoism Here are three questions (of course there are others)we might want an ethical theory to answer for us: i)Which acts are right and which are wrong? Which acts ought we to perform(understandir the\ought\ as moral \ought\)? ii)What makes a particular action right or wrong? What is it about the action that determines its moral status? ii)How do we know what is right and wrong? Remember that according to relativism, whether an action is right or wrong

Utilitarianism Last time we considered three questions one might ask an ethical theory to answer i)Which acts are right and which are wrong? Which acts ought we to perform(understanding the\ought as a moral ii)What makes a particular action right or wrong? What is it about the action that determines its moral status? 111) How do we know what is right and wrong? There are a variety of strategies for answering(iii). One might hold e. g. that moral truths are revealed by god and

al Identity ll Problem of synchronic identity for persons: under what conditions are two simultaneous person-events events in the life of the same person? Problem of diachronic identity for persons under what conditions are two person-stages stages in the life of a single person. In particular, what makes a particular person-stage a continuation of me as I am right now? Background desiderata: an account of personal identity should allow for the possibility of anticipation and memory, i.e., of individual psychological connections between different person stages. It should also allow us to justify our practices of

The Ontological argument The Question(and framework for answers) Does God exist? (We will be assuming a philosophical/theological conception of God as a perfect being-this god's perfections include: omnipotence, omniscience, and perfect goodness. Theist: Yes. God exists

Why Cost Estimation? Critically important part of system design Too high- lose the contract award Too low-over-run cost plus contracts, company loss on fixed price contracts Trends Design to cost Cost as an independent variable