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OPERATIONS STRATEGY AND PLANNING
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Operations Management The management of processes taking place while converting/transforming inputs into outputs Concerned with planning, designing and controlling the process of production of goods and/or services Ensures that business processes are efficient and effective
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Operations Management (contd.)
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Definition Conversion of land, labour, capital and management inputs into desired outputs (goods and services) The systematic design, direction and control of processes that transform inputs into services and products for internal, as well as, external customers
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Process And Operation Process: Any activity or a group of activities that takes one or more inputs, transforms them, and provides one or more outputs for its customers Operation: A group of resources performing all or a part of one or more processes
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Manufacturing vs. Service Organizations Tangibility Perishability Heterogeneity Inseparability Examples of services may include insurance, banking, healthcare, etc.
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Functions Of Operations Management Policy Formulation Planning Controlling Resources Communication
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Operations Strategy Addresses how the major resources available to a firm should be configured so as to achieve the desired corporate objectives An organization’s operations strategy provides a framework for determining how it prioritizes and utilizes its resources to gain a competitive advantage in the marketplace
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Operations Strategy-Definition Development of a long-term plan for using the major resources of the firm for a high degree of compatibility between these resources and the firm’s long-term corporate strategy
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Operations Strategy (contd.) Some of the major long-term issues addressed in operations strategy include: How large do we make our facilities? What type of process(es) do we install to make the products or provide services? How will our supply chain look like? What will be the nature of our workforce? How do we ensure quality?
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Operations Strategy (contd.) Vision: A statement that provides long-term direction and motivation for the organization Mission: A statement about the organization’s business scope and methods of competing Corporate Strategy: Overall strategy adopted by the parent corporation
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Operations Strategy (contd.) Strategic Business Unit: Stand-alone business within a conglomerate that operates like an independent company Business Strategy: How a strategic business unit (SBU) addresses the specific markets it serves and products it provides
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Operations Strategy Process
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Business Strategy Market Requirements Customers’ needs and success criteria Environment Competition, technological advances, government regulations Organizational Competencies Core capabilities, organizational culture, strengths and weaknesses Mission and Vision
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Three Generic Strategies Suggested by Michael Porter Cost Leadership Differentiation Market Segmentation
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Functional Strategies Production Marketing Human Resource Information Technology Finance
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Some Other Strategies Competitiveness Competitive Priorities Low cost High quality Fast delivery Flexibility Service
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Operational Decision Making
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Operations Strategy Adds Value Customers want their money’s worth From a manager’s point of view, customers actually want more than their money’s worth The more customers receive for their money, the more value they perceive in the products or services they are purchasing Perceived customer value=Total benefits-total costs
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Value Addition (contd.)
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Trends Affecting Operations Strategy Decisions Globalization Lowering of trade barriers Decreasing transportation costs Emergence of high growth markets Technology Connectivity Speed Intangibility
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Competitive Priorities Cost Quality Delivery Flexibility Service
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Core Capabilities Specific strengths that allow a company to achieve its competitive priorities Firms now tend to focus only on their core capabilities Sub-contracting
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Forecasting The art and science of predicting future events May involve taking historical data and projecting them into the future May be subjective, intuitive or a combination of the two
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Forecasting Time Horizons Short-range forecast: < 3 months Purchase planning, job scheduling, job assignments, etc. Medium-range forecast: 3 months > 3 years Sales planning, production planning, budgeting, etc. Long-range forecast: > 3 years New product planning, facility location or expansion, R&D, etc.
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Types Of Forecasts Economic Forecasts Predicting inflation rates, money supplies and other planning indicators Technological Forecasts Rates of technological progress (resulting in new product development that require new plants & equipment) Demand Forecasts Projections of demand for a company’s products or services
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Forecasting Approaches Qualitative Methods Jury of executive opinion Delphi method Sales force composite Consumer market survey Quantitative Methods Naïve approach Moving averages method Exponential smoothing Trend projection Linear regression
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Jury Of Executive Opinion Group of high level experts or managers E.g., Bristol-Meyers Squibb Company uses 220 well-known research scientists as its jury of expert opinion to get a grasp on future trends in the world of medical research
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Delphi Method Decision makers, staff personnel and respondents Decision makers usually consist of a group of 5-10 experts who make the actual forecast Staff personnel prepare, distribute, collect and summarize a series of questionnaires and survey results
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Sales Force Composite Sales forecasts in different regions Review of forecasts Combination of forecasts of different regions
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Consumer Market Survey Inputs from customers or potential customers Helps in forecasting as well as improving product design and planning for new products Data can be unrealistic giving rise to incorrect predictions
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Quantitative Methods Time-series Models Naïve approach Moving averages method Exponential smoothing Trend projection Associative Model Linear regression
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Naïve Approach Simplest way of forecasting This approach is the most cost-effective forecasting model Assumes that demand in the next period will be equal to the demand in the most recent period
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Moving Averages Method Uses a number of actual historical data values to generate a forecast Useful if it is assumed that market demands will stay fairly steady over time Moving Avg. = Σ Demand in previous n periods n where, n is the number of periods in the moving average
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Weighted Moving Average Wt. Moving Avg. = Σ(Wt. for period n)*(Demand in period n) Σ Weights
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Exponential Smoothing A sophisticated weighted moving average method New forecast = Last period’s forecast + α(Last period’s actual demand – Last period’s forecast)
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Exponential Smoothing (contd.) F t = F t-1 + α(A t-1 -F t-1 ) where F t = new forecast F t-1 = previous forecast α = smoothing constant (or weight) A t-1 = previous period’s actual demand
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Exponential Smoothing (contd.) In January, a car dealer predicted February demand for 142 Ford Mustangs. Actual February demand was 153 autos. Using a smoothing constant of α = 0.20, calculate the demand forecast for the month of March.
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Trend Projections Fits a trend line to a series of historical data points and then projects the line into the future Least squares method Results in a straight line
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Trend Projections (contd.) ŷ = a + bx where ŷ = computed value of the variable to be predicted (dependent variable) a = y-axis intercept b = slope of the regression line x = independent variable (time)
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Linear Regression Sale of a product may just not be a factor of time Several other factors may also influence the sales of a particular product/service ŷ = a + bx where ŷ = computed value of the variable to be predicted (dependent variable) a = y-axis intercept b = slope of the regression line x = independent variable
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