by Kwok-wai Lam. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1997. / Includes bibliographical references (leaves 88-90). / Declaration --- p.iii / Acknowledgment --- p.iv / Abstract --- p.v / Chapter Chapter 1 --- Overview --- p.1 / Chapter Chapter 2 --- Extended Warranty Policy --- p.7 / Chapter 2.1 --- Introduction --- p.7 / Chapter 2.2 --- One Cycle Model --- p.9 / Chapter 2.2.1 --- Expected cost to Consumer and Manufacturer --- p.12 / Chapter 2.2.2 --- Optimal Warranty Policy to Consumer --- p.15 / Chapter 2.2.3 --- Optimal Warranty Policy to Manufacturer --- p.16 / Chapter 2.3 --- Infinite Horizon Model --- p.21 / Chapter 2.3.1 --- Total Expected Discounted Cost --- p.21 / Chapter 2.3.1.1 --- Consumer's Discounted Cost --- p.21 / Chapter 2.3.1.2 --- Optimal Policy to Consumer --- p.26 / Chapter 2.3.1.3 --- Manufacturer's Discounted Cost --- p.30 / Chapter 2.3.1.4 --- Optimal Policy to Manufacturer --- p.33 / Chapter 2.3.2 --- Long-run Average Cost per unit time --- p.35 / Chapter 2.3.2.1 --- Consumer's Policy --- p.35 / Chapter 2.3.2.2 --- Optimal Policy to Consumer --- p.37 / Chapter 2.3.2.3 --- Manufacturer's Policy --- p.40 / Chapter 2.3.2.4 --- Optimal Policy to Manufacturer --- p.42 / Chapter 2.4 --- Geometric Process Model with Exponential Lifetimes --- p.43 / Chapter Chapter 3 --- Two-unit Maintenance System --- p.48 / Chapter 3.1 --- Introduction --- p.48 / Chapter 3.2 --- A Maintenance Model for Two-unit System --- p.50 / Chapter 3.3 --- "Long-run Average Cost under Policy (N1,N2)" --- p.52 / Chapter 3.3.1 --- "Optimal Replacement Policy in Policy Class (N*, N*)" --- p.56 / Chapter 3.3.2 --- The Algorithm --- p.64 / Chapter 3.3.3 --- "Some Remarks on Policies (N + 1, N) and (N, N + 1)" --- p.65 / Chapter 3.3.4 --- "General Policy Class (N1, N2)" --- p.75 / Chapter 3.3.4.1 --- Expressions for First Difference --- p.75 / Chapter 3.3.4.2 --- Some Properties of the Cost Function --- p.76 / Chapter 3.4 --- Numerical Investigation --- p.80 / Chapter Chapter 4 --- Discussion --- p.84 / Chapter 4.1 --- Conclusion --- p.84 / Chapter 4.2 --- Suggestion to Further Studies --- p.85 / References --- p.87 / Appendices --- p.91

Tse Yee Kit. / Thesis (M.Phil.)--Chinese University of Hong Kong, 2000. / Includes bibliographical references (leaves 55-58). / Abstracts in English and Chinese. / Chapter Chapter 1 --- Introduction / Chapter 1.1 --- Geometric Process and Maintenance Problem --- p.1 / Chapter 1.2 --- Warranty Problem --- p.5 / Chapter 1.3 --- An Outline of the Thesis --- p.8 / Chapter Chapter 2 --- Multistate Deteriorative System / Chapter 2.1 --- The Multistate Model --- p.10 / Chapter 2.2 --- Long-run Average Cost Per Unit Time --- p.15 / Chapter 2.3 --- The Optimal Policy N* --- p.18 / Chapter 2.4 --- The Monotonicity of the Optimal Policy --- p.21 / Chapter Chapter 3 --- Extended Warranty Model / Chapter 3.1 --- The Extended Warranty Model --- p.30 / Chapter 3.2 --- "The Expected Discounted Cost Over the Lifetime Cycle [0,T]" --- p.34 / Chapter 3.2.1 --- Consumer's Discounted Cost --- p.34 / Chapter 3.2.2 --- Manufacturer's Discounted Cost --- p.37 / Chapter 3.3 --- The Exponential Distribution Case --- p.40 / Chapter 3.4 --- Numerical Examples --- p.51 / Bibliography --- p.55

by Kit-ching To. / Thesis (M.Phil.)--Chinese University of Hong Kong, 1998. / Includes bibliographical references (leaves 64-67). / Abstract also in Chinese. / Chapter Chapter 1 --- Overview --- p.1 / Chapter Chapter 2 --- Geometric Process Model --- p.6 / Chapter 2.1 --- Introduction --- p.6 / Chapter 2.2 --- Some Properties of Geometric Process --- p.7 / Chapter 2.3 --- Geometric Process Model for the Exponential Distribution --- p.13 / Chapter Chapter 3 --- Analysis of Warranty Policy by a Geometric Process Model --- p.16 / Chapter 3.1 --- Introduction --- p.16 / Chapter 3.2 --- Consumer's Policy --- p.17 / Chapter 3.2.1 --- N-Repair Warranty Policy --- p.19 / Chapter 3.2.2 --- n-Renewal Warranty Policy --- p.23 / Chapter 3.2.2.1 --- Modified n-Renewal Warranty Policy --- p.25 / Chapter 3.2.3 --- Optimal Policy to Consumer --- p.29 / Chapter 3.3 --- Manufacturer's Policy --- p.33 / Chapter 3.3.1 --- Optimal Policy to Manufacturer --- p.36 / Chapter 3.4 --- Numerical Examples --- p.38 / Chapter Chapter 4 --- Analysis of a Repairable M/M/l Queueing System by a Geometric Process Model --- p.45 / Chapter 4.1 --- Introduction --- p.45 / Chapter 4.2 --- Model --- p.46 / Chapter 4.2.1 --- Some Reliability Indices --- p.53 / Chapter 4.2.1.1 --- Availability --- p.53 / Chapter 4.2.1.2 --- Rate of Occurrence of Failures (ROCOF) --- p.54 / Chapter 4.3 --- Numerical Method --- p.56 / Chapter 4.3.1 --- Results --- p.58 / Bibliography --- p.64