User contributions for Hw06

24 March 2014

• 16:1016:10, 24 March 2014 diff hist +96‎ N Variable Inputs ‎ Created page with "{{Learning concept |Description=Inputs that can be varied easily and on a very short notice. }}" current
• 15:4415:44, 24 March 2014 diff hist +117‎ N Fixed Inputs ‎ Created page with "{{Learning concept |Description=Inputs that cannot be changes readily during the time period under consideration. }}" current
• 15:4315:43, 24 March 2014 diff hist +91‎ N Inputs ‎ Created page with "{{Learning concept |Description=Resources used in the production of goods and services. }}" current
• 15:4215:42, 24 March 2014 diff hist +200‎ N Reduced-form Equations ‎ Created page with "{{Learning concept |Description=The equations that represent the solution of a multiple-equation model and express the endogenous variables of the model in terms of the exogen..." current
• 15:4015:40, 24 March 2014 diff hist +122‎ N Definitional Equations ‎ Created page with "{{Learning concept |Description=The equations in a multiple-equation model that are identities and true by definition. }}" current
• 15:3915:39, 24 March 2014 diff hist +101‎ N Structural (behavioral) Equations ‎ Created page with "{{Learning concept |Description=The equations that seek to explain the relationships of the model. }}" current
• 15:3815:38, 24 March 2014 diff hist +114‎ N Exogenous Variables ‎ Created page with "{{Learning concept |Description=Those variables whose values are determined outside a multiple-equation model. }}" current
• 15:3615:36, 24 March 2014 diff hist +124‎ N Endogenous Variables ‎ Created page with "{{Learning concept |Description=Those variable whose values are determined by the solution of a multiple-equation model. }}" current
• 15:3615:36, 24 March 2014 diff hist +116‎ N Diffusion Index ‎ Created page with "{{Learning concept |Description=An index that measures the percentage of the 12 leading indicators moving upward. }}" current
• 15:3415:34, 24 March 2014 diff hist +205‎ N Composite Indexes ‎ Created page with "{{Learning concept |Description=Indexes formed by a weighted average of the individual indicators. There are composite indexes for the 12 leading, the 4 roughly coincident, an..." current
• 15:3315:33, 24 March 2014 diff hist +118‎ N Lagging Indicators ‎ Created page with "{{Learning concept |Description=Time series that follow or lag movement in the level of general economic activity. }}" current
• 15:3115:31, 24 March 2014 diff hist +134‎ N Coincident Indicators ‎ Created page with "{{Learning concept |Description=Time series that move in step or coincide with movements in the level of general economic activity. }}" current
• 15:3015:30, 24 March 2014 diff hist +118‎ N Leading Economic Indicators ‎ Created page with "{{Learning concept |Description=Time series that tend to precede changes in the level of general economic activity. }}" current
• 15:2815:28, 24 March 2014 diff hist +138‎ N Barometric Forecasting ‎ Created page with "{{Learning concept |Description=The method of forecasting turning points in business cycles by the use of leading economic indicators. }}" current
• 15:2415:24, 24 March 2014 diff hist +91‎ N Root-mean-square error (RMSE) ‎ Created page with "{{Learning concept |Description=The measure of the weighted average error of a forecast. }}" current
• 15:2315:23, 24 March 2014 diff hist +172‎ N Smoothing Techniques ‎ Created page with "{{Learning concept |Description=A method of naive forecasting in which future values of a time series are forecast on the basis of some average of its past values only. }}" current
• 15:2115:21, 24 March 2014 diff hist +159‎ N Irregular or Random Influences ‎ Created page with "{{Learning concept |Description=The unpredictable variations in the data series resulting from wars, natural disasters, strikes, or other unforeseen events. }}" current
• 15:2015:20, 24 March 2014 diff hist +149‎ N Seasonal Variation ‎ Created page with "{{Learning concept |Description=The regularly recurring fluctuations in economic activity during each year because of weather and social customs. }}" current
• 15:1915:19, 24 March 2014 diff hist +136‎ N Cyclical Fluctuations ‎ Created page with "{{Learning concept |Description=The major expansions and contractions in most economic time series that recur every number of years. }}" current
• 15:1815:18, 24 March 2014 diff hist +86‎ N Secular Trend ‎ Created page with "{{Learning concept |Description=The long-run increase or decrease in a data series. }}" current
• 15:1515:15, 24 March 2014 diff hist +155‎ N Time-series Analysis ‎ Created page with "{{Learning concept |Description=The technique of forecasting future values of a time series by examining past observations of the time-series data only. }}" current
• 15:1315:13, 24 March 2014 diff hist +215‎ N Delphi Mehod ‎ Created page with "{{Learning concept |Description=The forecasting method based on polling the firms' top executives or outside experts separately and then providing feedback in the hope that th..." current
• 15:1115:11, 24 March 2014 diff hist +95‎ N Durbin-Watson Statistics (d) ‎ Created page with "{{Learning concept |Description=The statistic used for the test to detect auto-correlation. }}" current
• 15:1015:10, 24 March 2014 diff hist +129‎ N Time-series Data ‎ Created page with "{{Learning concept |Description=The values of a variable arranged chronologically by days, weeks, months, quarters, or years. }}" current
• 15:0915:09, 24 March 2014 diff hist +252‎ N Autocorrelation ‎ Created page with "{{Learning concept |Description=The problem that can arise in regression analysis with time-series data, where consecutive errors have the same sign or change sign frequently;..." current
• 14:5014:50, 24 March 2014 diff hist +151‎ N Cross-sectional Data ‎ Created page with "{{Learning concept |Description=Data on a sample of families, firms, or other economic units at a particular point in time, say, for a given year. }}" current
• 14:4814:48, 24 March 2014 diff hist +217‎ N Heteroscedasticity ‎ Created page with "{{Learning concept |Description=The problem that can arise in regression analysis on cross-sectional data, where the error term is not constant; it leads to biased standard er..." current
• 14:4714:47, 24 March 2014 diff hist +214‎ N Multicollinearity ‎ Created page with "{{Learning concept |Description=The problem in regression analysis that arises when two or more explanatory variables are highly correlated: it leads to exaggerated standard e..." current
• 14:4414:44, 24 March 2014 diff hist +105‎ N Standard Error (SE) of the Regression ‎ Created page with "{{Learning concept |Description=The standard error of the dependent variable from the regression line. }}" current
• 14:4314:43, 24 March 2014 diff hist +187‎ N Adjusted R ‎ Created page with "{{Learning concept |Description=The coefficient of multiple determination adjusted for the reduction in degrees of freedom as more independent variables are included in the re..." current
• 14:4114:41, 24 March 2014 diff hist +158‎ N Unexplained Variation ‎ Created page with "{{Learning concept |Description=The sum of the squared deviations of each observed value of the dependent variable from its corresponding estimated value. }}" current
• 14:3914:39, 24 March 2014 diff hist +134‎ N Explained Variation ‎ Created page with "{{Learning concept |Description=The sum of the squared deviations of each estimated value of the dependent variable from its mean. }}" current
• 14:3814:38, 24 March 2014 diff hist +140‎ N Coefficient of Determination (R) ‎ Created page with "{{Learning concept |Description=The proportion of the explained to the total variation in the dependent variable in regression analysis. }}" current
• 14:3614:36, 24 March 2014 diff hist +128‎ N Critical Value ‎ Created page with "{{Learning concept |Description=The value found from the table of a distribution that is used to conduct a significant test. }}" current
• 14:3514:35, 24 March 2014 diff hist +185‎ N Significance Test ‎ Created page with "{{Learning concept |Description=The test to determine if there is a statistically significant relationship between the dependent and the independent variable in regression ana..." current
• 14:3114:31, 24 March 2014 diff hist +109‎ N Simple Regression Analysis ‎ Created page with "{{Learning concept |Description=The regression analysis with only one independent or explanatory variable. }}" current
• 14:2914:29, 24 March 2014 diff hist +149‎ N Degrees of Freedom ‎ Created page with "{{Learning concept |Description=The number of data points or sample observations minus the number of estimated parameters in regression analysis. }}" current
• 14:2714:27, 24 March 2014 diff hist +212‎ N Least-squares Method ‎ Created page with "{{Learning concept |Description=The statistical technique for estimating a regression line that minimizes the sum of the squared vertical deviations or errors of the observed ..." current
• 14:2414:24, 24 March 2014 diff hist +144‎ N Regression Line ‎ Created page with "{{Learning concept |Description=The line obtained by minimizing the sum of the squared vertical deviations of all data points from the line. }}" current
• 14:2314:23, 24 March 2014 diff hist +78‎ N Scatter Diagram ‎ Created page with "{{Learning concept |Description=A figure with the plots of the data points. }}" current
• 14:2114:21, 24 March 2014 diff hist +193‎ N Micromarketing ‎ Created page with "{{Learning concept |Description=Detailed point-of-sale information to identify store by store the types of products with the greatest potential appeal for the specific custome..." current
• 14:1914:19, 24 March 2014 diff hist +196‎ N Market Experiments ‎ Created page with "{{Learning concept |Description=Attempts by the firm to estimate the demand for the commodity by changing price and other determinants of the demand for the commodity in the a..." current
• 14:1714:17, 24 March 2014 diff hist +95‎ Consumer Clinics ‎No edit summary current
• 12:4512:45, 24 March 2014 diff hist +146‎ N Consumer Clinics ‎ Created page with "{{Learning concept |Description=Laboratory experiments in which the participants are given a sum of money and asked to spend it in a simulated }}"
• 12:4212:42, 24 March 2014 diff hist +378‎ N Customer Relationship Management ‎ Created page with "{{Learning concept |Description=The mix of business strategy, process, and information technology to try to increase business with customers the firm already has, especially t..." current
• 12:3912:39, 24 March 2014 diff hist +199‎ N Consumer Surveys ‎ Created page with "{{Learning concept |Description=The questioning of a sample of consumers about how they would respond to particular changes in the price and other determinants of the demand f..." current
• 12:3712:37, 24 March 2014 diff hist +237‎ N Identification Problem ‎ Created page with "{{Learning concept |Description=The difficulty of deriving the demand curve for a commodity from observed price-quantity points that result from the intersection of different ..." current
• 12:3512:35, 24 March 2014 diff hist +180‎ N E-commerce ‎ Created page with "{{Learning concept |Description=The production, advertising, sale, and distribution of products and services business-to-business and business-to-consumer through the Internet..." current
• 12:2912:29, 24 March 2014 diff hist +128‎ N Arc Cross-price elasticity of Demand ‎ Created page with "{{Learning concept |Description=The cross price elasticity of demand for commodity X between two price levels of commodity Y. }}" current
• 12:2812:28, 24 March 2014 diff hist +208‎ N Cross-price Elasticity of Demand ‎ Created page with "{{Learning concept |Description=The percentage change in the demand for commodity x, divided by the % change int he price of commodity Y, while holding constant all other vari..." current