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ECON 421 Part 1
Engineering Economics Test 1 Part 1
163
Mechanical Engineering
Undergraduate 3
02/14/2011

Additional Mechanical Engineering Flashcards

 


 

Cards

Term
Total Variable Costs (TVC)
Definition
Total costs for variable factor inputs
Term
Total Variable Costs (TVC)
Definition
Varies with the amount of output produced
Term
Total Variable Costs (TVC)
Definition
Direct or unavoidable costs
Term
Total Variable Costs (TVC)
Definition
Unit factor cost times number of units used
Term
Total Variable Costs (TVC)
Definition
Those associated with operation that vary in total with the quantity of output or other measures of activity level
Term
Total Variable Costs (TVC)
Definition
Examples include: costs of material and labor used in a product or service because they vary in total with the number of output units—even though costs per unit remain the same
Term
Recurring Costs
Definition
repetitive and occur when a firm produces similar goods and services on a continuing basis
Term
Variable
Definition
________ are recurring costs because they repeat with each unit of output
Term
Recurring Cost
Definition
A fixed cost that is paid on a repeatable basis is also a ______________
Term
Nonrecurring Costs
Definition
those that are not repetitive, even though the total expenditure may be cumulative over a relatively short period of time
Term
Nonrecurring Costs
Definition
Typically involve developing or establishing a capability or capacity to operate
Term
Nonrecurring Costs
Definition
Examples are purchase cost for real estate upon which a plant will be build, and the construction costs of the plant itself
Term
Average Total Cost (ATC)
Definition
Total cost divided by total output
Term
Average Total Cost (ATC)
Definition
TC/TP
Term
Average Total Cost (ATC)
Definition
AFC + AVC
Term
Average Total Cost (ATC)
Definition
TC/TP
Term
TC/TP
Definition
AFC+AVC=
Term
AFC+AVC
Definition
TC/TP=
Term
Average Fixed Cost (AFC)
Definition
Total fixed cost divided by total output
Term
Average Fixed Cost (AFC)
Definition
TFC/TP
Term
Average Variable Cost (AVC)
Definition
Total variable cost divided by total output
Term
Average Variable Cost (AVC)
Definition
TVC/TP
Term
Marginal Cost
Definition
incremental cost is included in it
Term
Incremental Cost
Definition
The additional cost that results from increasing the output of a system by one (or more) units
Term
Incremental Cost
Definition
Often associated with a “go/no go” decisions that involve a limited change in output or activity level
Term
Marginal Cost
Definition
Increase in total cost from the last unit produced
Term
Marginal Cost
Definition
ΔTC/ΔTP=ΔTC/MP
Term
Indirect Costs
Definition
Difficult to allocate a specific output or activity—costs of common tools, general supplies, and equipment maintenance
Term
Direct Costs
Definition
Can be reasonably measured and allocated to a specific output or work activity—labor and material directly allocated with a product, service or construction activity
Term
Total Costs (TC)
Definition
TFC + TVC
Term
Overhead
Definition
Common method of allocating costs among products, services and activities in proportion to the sum of direct labor and materials cost
Term
Standard Costs
Definition
Representative costs per unit of output that are established in advance of actual production and service delivery
Term
Direct Labor
Definition
Process routing sheets, standard times, standard labor rates
Term
Direct Material
Definition
Material quantities per unit, standard unit materials cost
Term
Factory Overhead Costs
Definition
Total factory overhead costs allocated based on prime costs
Term
Total Product (TP)
Definition
total amount produced in a given period
Term
Average Product (AP)
Definition
Total Product divided by number of variable factor input units used
Term
Average Product (AP)
Definition
TP/L=
Term
Marginal Product (MP)
Definition
The change in Total Product from use of one more variable factor input
Term
Marginal Product (MP)
Definition
Also known as Incremental Product
Term
Marginal Product (MP)
Definition
ΔTP/ΔL =
Term
Total Costs (TC)
Definition
the total cost of producing an output
Term
Total Costs (TC)
Definition
the sum of total fixed costs and total variable costs
Term
Economics
Definition
The study of how limited and scarce resources are chosen to satisfy unlimited human wants
Term
Economics
Definition
The study of how individuals and societies choose to use scarce resources that nature and previous generations have provided
Term
Economics
Definition
The study of man about the everyday business of life
Term
Alfred Marshal
Definition
the person came up with the definition "the study of man about the everyday business of life"
Term
Land
Definition
All gifts of nature, such as: water, air, minerals, sunshine, plant and tree growth, as well as the land itself which is applied to the production process
Term
Labor
Definition
The efforts, skills, and knowledge of people which are applied to the production process
Term
Real Capital
Definition
also known as Physical Capital
Term
Real Capital
Definition
Tools, buildings, machinery—things which have been produced which are used in further production
Term
Financial Capital
Definition
Assets and money which are used in the production process
Term
Human Capital
Definition
Education and training applied to labor in the production process
Term
Entrepreneurship
Definition
Human resource that organizes the other resources to produce goods and services
Term
Entrepreneurship
Definition
Humans that come up with new ideas about how to product; bear monetary, professional and reputation risk
Term
Total Costs
Definition
Sunk Costs + Opportunity Costs =
Term
Sunk Costs + Opportunity Costs
Definition
Total Costs =
Term
Opportunity Costs
Definition
Represent income given up by not using production factors in the next best way
Term
Opportunity Costs
Definition
The cost of the best rejected (i.e. foregone) opportunity
Term
Sunk Costs
Definition
Unrecoverable costs on equipment and/or processes; zero opportunity costs
Term
Sunk Costs
Definition
One that has occurred in the past and has no relevance to estimates of future costs and revenues related to an alternative course of action
Term
Engineering Economic Analysis Procedure
Definition
(1) Problem Recognition, Formulation, and Evaluation, (2) Development of the Feasible Alternatives, (3) Development of Cash Flows For Each Alternative, (4) Selection of a Criterion (or Criteria), (5) Analysis and Comparison of the Alternatives, (6) Selection of the Preferred Alternative, (7) Performance Monitoring and Post-Evaluation Results
Term
(1) Problem Recognition, Formulation, and Evaluation, (2) Development of the Feasible Alternatives, (3) Development of Cash Flows For Each Alternative, (4) Selection of a Criterion (or Criteria), (5) Analysis and Comparison of the Alternatives, (6) Selection of the Preferred Alternative, (7) Performance Monitoring and Post-Evaluation Results
Definition
Engineering Economic Analysis Procudure (7)
Term
Explicit Costs
Definition
Dollars used to buy production factors and pay interest
Term
Cash Costs, Book Cost (Noncash Cost), Sunk Cost
Definition
Explicit Costs (3)
Term
Cash Cost
Definition
a cost that involves payment in cash and results in cash flow
Term
Book Cost
Definition
A payment that does not involve cash transaction
Term
Book Cost
Definition
Represent the recovery of past expenditures over a fixed period of time
Term
Depreciation
Definition
Most common example of book cost
Term
Depreciation
Definition
Value lost in buildings and equipment because of age, wear, obsolesence
Term
Depreciation
Definition
What is charged for the use of assets, such as plants and equipment
Term
Depreciation
Definition
Not a cash flow
Term
Sunk Costs
Definition
Unrecoverable costs on equipement and/or processes
Term
Sunk Costs
Definition
Zero opportunity costs
Term
Fixed Costs
Definition
Those unaffected by changes in activity level over a feasible range of operations for the capacity or capability available
Term
Fixed Costs
Definition
Typically include insurance and taxes on facilities, general management and administrative salaries, license fees, and interest costs on borrowed capital
Term
Fixed Costs
Definition
 When large changes in usage of resources occur, or when plant expansion or shutdown is involved, ____________ will be affected
Term
Total Fixed Costs (TFC)
Definition
Total costs for fixed factor inputs
Term
Total Fixed Costs (TFC)
Definition
Constant for any amount of output produced--even zero
Term
Total Fixed Costs (TFC)
Definition
Unavoidable or overhead costs
Term
Least Cost Rule
Definition
To produce any output at the least cost, buy inputs until the marginal product per dollar spent on each input is equal
Term
Substitution Rule
Definition
if the price of one input factor falls while the prices of the remaining factors remain unchanged, firms profit by substituting the now cheaper factor for all other factors
Term
Long-Run Average Cost Curve (LRAC)
Definition
The envelope of all short-run average total cost curves of that firm
Term
Utility
Definition
Measure of the value which consumers of a product or service place on that product or service
Term
Demand
Definition
Reflection of this measure of value and is represented by price per quantity of output
Term
Price
Definition
Some constant value minus some multiple of the quantity demanded
Term
price (p)
Definition
a-bD=
Term
a-bD
Definition
Price (p) =
Term
Total Revenue
Definition
p*D
Term
p*D
Definition
Total Revenue =
Term
Profit Maximization
Definition
Occurs where total revenue exceeds total cost by the greatest amount
Term
Profit Maximization
Definition
Occurs where MC=MR
Term
MC=MR
Definition
where profit maximization occurs
Term
D*
Definition
(a-AVC)/2b =
Term
(a-AVC)/2b
Definition
D*=
Term
Negative
Definition
To ensure profit maximization rather than minimization, the sign of the second derivative must be ________
Term
Breakeven Determination
Definition
Occurs where TR=TC
Term
TR=TC
Definition
breakeven determination occurs where:
Term
Investment Cost
Definition
Also known as capital investment
Term
Investment Cost
Definition
the capital (money) required for most activities of the acquisition phase
Term
Working Capital
Definition
the capital (money) required for most activities of the acquisition phase
Term
Operation and Maintenance Cost
Definition
includes many of the recurring annual expense items associated with the operation phase of the life cycle
Term
Disposal Cost
Definition
includes non-recurring costs of shutting down the operation
Term
Capital
Definition
Wealth in the form of money or property that can be used to produce more wealth
Term
Equity Capital
Definition
That owned by individuals who have invested their money or property in a business project or venture in the hope of receiving a profit
Term
Debt Capital
Definition
Often called borrowed capital
Term
Debt Capital
Definition
Obtained from lenders (e.g. through the sale of bonds) for investment
Term
Simple Interest
Definition
The total interest earned or charged is linearly proportional to the initial amount of the loan (principal), the interest rate and the number of interest periods for which the principal is committed
Term
Compound Interest
Definition
Whenever the interest charge for any interest period is based on the remaining principal amount plus any accumulated interest charges up to the beginning of that period
Term
Consumer Price Index (CPI)
Definition
Based on a market basket of the most commonly consumed goods and services
Term
Consumer Price Index (CPI)
Definition
Uses some stated base year quantities as the constant (or weight) for the index
Term
Consumer Price Index (CPI)
Definition
LaSpeyres type index
Term
GDP Deflator
Definition
Based on all of the goods and services produced in the economy for a given year
Term
GDP Deflator
Definition
Uses current year quantities as the constant (or weight) for the index
Term
GDP Deflator
Definition
Paasche Type index
Term
Learning Curve Method of Projecting Costs
Definition
Mathematical model that explains increasing worker efficiency and improved performance from repetitive production
Term
Learning Curve Method of Projecting Costs
Definition
Also experience curve or manufacturing progress function
Term
Learning Curve Method of Projecting Costs
Definition
Shows the reduction in costs resulting from continued employee efficiency as these employees process additional output
Term
Learning Curve Method of Projecting Costs
Definition
measured in terms of the percentage decrease in additional labor cost each time output doubles
Term
Power Sizing Technique of Projecting Costs
Definition
Also referred to as exponential model
Term
Power Sizing Techinique of Projecting Costs
Definition
Used for costing plants and equipment
Term
Power Sizing Technique of Projecting Costs
Definition
Recognizes that cost varies as some power of the change in capacity or size
Term
The Index
Definition
Recognizes that cost varies as some power of the change in capacity or size
Term
The Index
Definition
Changes usually occur as a result of:
•Technological advances
•Availability (scarcity) of labor and materials
•Changes in consumer buying patterns
Term
The Index
Definition
It establishes a reference from some base time period (i.e. a base year)
Term
The Index
Definition
When compared to a current-year index measures the amount (%) change from the base period
Term
The Unit Technique
Definition
Per unit factor
Term
The Factor Technique
Definition
An extension of the unit method
Term
The Factor Technique
Definition
Sum of component costs estimated directly and the products of per unit costs and component quantities
Term
Cost Estimating Relationship (CER)
Definition
A mathematical-model building technique based on statistical analysis
Term
Linear Equation
Definition
Dependent variable linearly related to independent variable – both x and y coordinates linearly incremented (linear grid)
Term
Power Equation
Definition
Both dependent and independent variables are exponentially related. Both x and y coordinates logarithmically incremented (log-log relationship) (logarithmic grid)
Term
CER Equation
Definition
This equation is meant to describe, as closely as possible, the respective relationship that exists between a dependent variable and one or more independent variables
Term
Logarithmic Equation
Definition
Dependent variable linearly related to logarithmic function of independent variable. Y-axis coordinate linearly increment. x-axis coordinate logarithmically incremented (semi-log relationship)
Term
Exponential
Definition
Dependent variable logarithmically related to linear function of the independent variable. Y-axis coordinate is logarithmically incremented; x-axis coordinate is linearly incremented (semi-log relationship)
Term
CER Equation
Definition
When measured by the appropriate scale, each will produce a linear regression (trend) line
Term
Standard Error (SE)
Definition
Provides an average of the differences between actual and predicted values
Term
Standard Error (SE)
Definition
The square root of the sum of the differences of actual sample values and predicted sample values divided by the sample size
Term
Standard Error (SE)
Definition
The smaller this is, the better the predition
Term
Correlation Coefficient (R)
Definition
Measures how closely the data points meet the trend or regression line
Term
Correlation Coefficient (R)
Definition
a ratio of explained deviation to total deviation
Term
Correlation Coefficient (R)
Definition
The closer that the absolute value of this number is to 1, the more closely the CER equation explains the actual values in the dependent variable population
Term
Cost Estimating
Definition
Used to describe the process by which the present and future cost consequences of engineering designs are forecast
Term
Cost Estimating
Definition
Used to provide information used in setting a selling price for quoting, bidding, or evaluating contracts
Term
Cost Estimating
Definition
Used to determine whether a proposed product can be made and distributed at a profit
Term
Cost Estimating
Definition
Used to evaluate how much financial capital can be justified for process changes or other improvements
Term
Cost Estimating
Definition
Used to establish benchmarks for productivity improvement programs
Term
Top-down Approach
Definition
Uses historical data from similar engineering projects
Term
Top-down approach
Definition
Used to estimate costs, revenues, and other parameters for current project
Term
Top-down Approach
Definition
Modifies original data for changes in inflation/deflation, activity level, weight, energy consumption, size, etc.
Term
Top-down Approach
Definition
Best use is early in estimating process
Term
Bottom-up Approach
Definition
More detailed cost-estimating method
Term
Bottom-up Approach
Definition
Attempts to break down project into small, manageable units and estimate costs, etc...
Term
Bottom-up Approach
Definition
Smaller unit costs added together with other types of costs to obtain overall cost estimate
Term
Bottom-up Approach
Definition
Works best when detail concerning desired output defined and clarified
Term
Capacity
Definition
the level of output consistent with the lowest point of the ATC
Term
Excess Capacity
Definition
Production at a point less than the lowest point of ATC
Term
Above (Exceeded) Capacity
Definition
Production at a point greater than the lowest ATC
Term
Medium of Exchange, Store of Value, Unit of Account
Definition
Money (3)
Term
Money
Definition
Medium of Exchange, Store of Value, Unit of Account
Term
Medium of Exchange
Definition
Means of payment for goods or services; what sellers accept and buyers pay
Term
Store of Value
Definition
A way to transport buying power from one time period to another
Term
Unit of Account
Definition
A precise measurement of value or worth; allows for tabulating debits and credits
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