1. Why do you think the percentage of Americans who believe that trade with other countries leads to job creation increased from 20% to 36% between 2014 and 2018? 2. What do you feel would create a greater sense of appreciation among average Americans for the role that international trade plays in creating a prosperous domestic economy?

 

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1. Why does Friedman believe that businesses should maximise profits (i.e. that this is a moral obligation)?

2. Why does Friedman believe that businesses are forced to maximise profits, even if they would rather pursue some other objective?

3. According to Marx (as interpreted by Wolff, 2003), what is alienation of labour and what are the four forms of alienated labour?

Refer to the Prison Sourcing Case Study to answer the following questions.

4. What is the key ethical issue in the Prison Sourcing Case; write this as a “should” question – i.e. “Should . . . ?” Briefly answer this “should’ question from:

i. A utilitarian perspective (who are the key stakeholders? How is their utility affected?);

ii. A Kantian perspective (what fundamental rights are at stake?); and

iii. A virtue ethics perspective (are those involved displaying virtues or vices in their actions?).

iv. A Critical Theory perspective (is labour alienated?)

http://umich.edu/~thecore/doc/Friedman.pdf

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JIT070Journal of Information Technology Teaching Cases (2014) 4, 99–106© 2014 JITTC Palgrave Macmillan All rights reserved 2043-8869/14palgrave-journals.com/jittc/Teaching CasePrisonsourcing: ‘doinggood’or ‘goodforbusiness’?1 1 2Mary Lacity , Joseph Rottman , Erran Carmel1College of Business, University of Missouri-St. Louis, St. Louis, MO, USA;2Kogod School of Business, American University, Washington, DC, USACorrespondence:M Lacity, College of Business, University of Missouri-St. Louis, One University Boulevard, St, Louis, MO 63121, USA.Tel: +1 314 516 6127;Fax: +1 314 516 6827;E-mail: [email protected] teaching case explores the business and ethics of prison sourcing, the practice oftrainingand hiringprisonerstoperform work forthe private or publicsectors.Althoughmostprison employment programs train and hire workers for manual labor, such as furniturebuilding or textiles, some prison employment programs now train and hire inmates toperform low-level Business Process Outsourcing (BPO) services like call center work, dataentry, and document preparation. Prison sourcing is highly controversial. Besides the usualconcerns about security and quality of work performed by prisoners, the ethical aspects ofprison sourcing are hotly debated. Proponents argue prison sourcing is ethical because itdefrays the costs of corrections, helps individuals successfully complete their con?nementand prepares them to reintegrate into society, bene?tting the individuals, their families,communities, and ultimately tax payers. Opponents argue that prison sourcing is a form ofslavery, hurts small businesses, and steals jobs from law-abiding citizens. The authorsdeveloped this teaching case to allow students to explore these issues. The case is adramatized version of an actual case study of prisoners performing BPO work for a privatesector company.Journal of Information Technology Teaching Cases (2014)4, 99–106….

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Prison-sourci….pdfWhy-Read-Marx….pdf

 

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1. Why does IVY use an invalidation scheme for consistency instead of an update scheme?

2. Some machines have a single instruction that, in one atomic action, exchanges a register with a word in memory. Using this instruction, it is possible to implement semaphores for protecting critical regions. Will pro-grams using this instruction work on a page-based DSM system? If so, under what circumstances will they work efficiently?

 

 

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1. Why is shuffling a dataset before conducting k-fold CV generally a bad idea in finance? What is the purpose of shuffling? Why does shuffling defeat the purpose of k-fold CV in financial datasets?

2. Take a pair of matrices (X, y), representing observed features and labels. These could be one of the datasets derived from the exercises in Chapter 3.

(a) Derive the performance from a 10-fold CV of an RF classifier on (X, y), without shuffling.

(b) Derive the performance from a 10-fold CV of an RF on (X, y), with shuffling.

(c) Why are both results so different?

(d) How does shuffling leak information?

 

 

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