E-Commerce: Doing Business on the InternetOverviewPartial OutlineExamples of Technological DevelopmentsExamples of Business DevelopmentsExamples of ConflictsScheduleRequirementsTextbookSlide 10Slide 11Previous Renditions of CS155Rules and GuidelinesQuestions?Slide 15Slide 16Shift to Internet CausesSlide 18Co-Evolution of Technology and Business*Changes in the Technology and the Economics of PublishingSlide 21Technical and Business QuestionsSlide 23WWW SearchingWWW-Based, B2C RetailSlide 26WWW-Based, B2B “Exchanges”Company StudiesReading Assignment For January 16E-Commerce: Doing Business on the InternetCPSC 155b, Spring 2003T, Th: 1-2:15 pmhttp://zoo.cs.yale.edu/classes/cs155(The Co-Evolution of Technology and Business)Overview•Introduction to electronic commerce•Emphasis on Internet business•Underlying technological developments•Business models•Legal, social, and political implicationsPartial Outline•Internet Basics•Digital Copyright•Web Searching•Privacy, Values-Sensitive Design,and Other Policy Issues•B2C, B2B, and C2CTechnologies and CompaniesExamples of Technological Developments•Mass-market computing and networking•World Wide Web•Digital music, images, text, etc.•“Search” and other massive-scaledata processing•“Strong” cryptographyExamples of Business Developments•New ways to conduct old business–New companies–New capabilities for old companies–Death of some old companies–“Empowered consumers” ??•New types of business•(Qualitatively more) massive scale•Internet boom and bustExamples of Conflicts•Privacy vs. efficiency•Anonymity vs. accountability•Commerce vs. law enforcement•Standardization vs. innovation•Global technology vs. local expectationsSchedule Jan. 28: First HW Assignment Due Feb. 18: Second HW Assignment Due Feb. 27: First Exam Mar. 6: Third HW Assignment Due Apr. 1: Fourth HW Assignment Due Apr. 15: Fifth HW Assignment Due Apr. 24: Second ExamRequirements•Reading assignments(approx. 50-75 pages/week)–Material available online will be posted on the course web page, with a limited number of copies available outside the TA’s office.–Material available only in print form will be distributed in class or assigned from the textbook.•5 written HW assignments (10% each)–Available one week before due date•2 in-class hour exams (25% each)TextbookTrust and Risk in Internet Commerce,L. Jean Camp (MIT Press, 2000).This book is on reserve in the Engineering andApplied Science Library (Becton Center,15 Prospect Street).Contains readings on:•How the Internet works•Privacy and protection mechanisms•Electronic business transactionsInstructor: Joan FeigenbaumOffice: AKW 512Office Hours: Tues 4-5pm,Thurs 11am-12 noonPhone: 203 432-6432Assistant: Judi Paige ([email protected], 203 436-1267)Note: Do not send e-mail to Professor Feigenbaum, who suffers from RSI.Contact her through Ms. Paige or the TA.TA: Vijay RamachandranOffice: AKW 412Office Hours: Mondays and Wednesdays3pm-4pmE-mail: [email protected]: 203 432-7037Previous Renditions of CS155Spring 2001:http://www.cs.yale.edu/~jf/cs155.htmlFall 2001:http://zoo.cs.yale.edu/classes/cs155/fall01Old course material is available from the websites listed above. The class will be slightly different this semester; use the above for background information only.Rules and Guidelines•Deadlines are firm. Dean’s excuses are needed for all make-up exams or late homeworks. Hand them in promptly.•You are responsible for all content of lectures and the class webpage.•No “collaboration” on homeworks.•Pick up your graded homeworks and exams promptly, and tell the TA immediately if one is missing.Questions?Telephone Network•Connection-based•Admission control•Intelligence is“in the network”•Traffic carried by relatively few, “well-known” communications companies Internet•Packet-based•Best effort•Intelligence is“at the endpoints”•Traffic carried by many routers, operated by a changing set of “unknown” partiesBusinessBusiness Question:How to price Internet service?Technical and Business Question(s):How to provide different QoS levels and how to charge for them?Technical, Business, and Policy Question: Does “intelligence at the endpoints” make sense for a mass-market public infrastructure?Shift to Internet Causes•Changes in existing businesses(e.g., telepresence)•New ways to do old kinds of business (e.g., WWW-based retail)•New kinds of businesses(e.g., portal companies)As an infrastructure for communication, business, and almost all forms of human interaction, the Internet is new, rapidly changing, and inherently less manageable and controllable that older infrastructures.Leads to questions about:• Privacy• Authenticity• Accountability• JurisdictionCo-Evolution of Technologyand Business*•“Information Economy”•Network Effects•Open-Source Movement•Internet-Architectural Principle of “Layering”* Robert Glushko, CommerceOneChanges in the Technology and the Economics of Publishing•Computers and Digital Documents•WWW-based Publication•Internet DistributionTechnical Question:Is copying, modification, and redistribution of copyrighted material now uncontrollable?Business Question:Is it possible to make money distributing copyrighted material (e.g., popular music) over the Internet?Technical and Business QuestionsTo what extent do encryption, digital signature, and other well understood security technologies make Internet content distribution manageable and profitable?–What other technology is needed?–What is the role of “circumvention” in effective development and deployment of relevant technology?Technical, Business, andLegal Questions•Is current copyright law technically feasible to implement and deploy on the Internet?–“copy-centric”–“fair use is a defense, not a right”–DMCA / CBDTPA•To what extent is copyright compliance monitorable? To what extent should it be monitored?WWW SearchingTechnical Question: How to do it?(short answer: Linear Algebra) Business Questions:How to make a business out of it?What is the role of advertising?Legal and Ethical Question:What conclusions should be drawn about people (by, e .g. , gov’t, employers, insurance companies…) based on what they search for and what they find (a “TIA” question)?WWW-Based, B2C RetailBusiness Question: What to sell?Business and Technical Question:How and to what extent to
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