including outside stimulus‚ word length and stability of the learner Ebbinghaus developed the savings method to decipher the number of times something had to be repeated in order for maximum retention. Through his work‚ Hermann Ebbinghaus developed the curve of forgetting showing the correlation between the number of words learned and the length of time needed to learn them. Through is initiative‚ psychologists since him have continued his research and work expanding the realms of experimental psychology
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Vibration- Rotation Spectroscopy of HCl and DCl Purpose: To determine the fundamental vibration frequency and bond length for H35Cl‚ H37Cl‚ D35Cl‚ and D37Cl and to compare the isotope effects to theoretically predicted values. Introduction Vibration spectroscopy is one of the most important tools for the accurate determination of molecular structure. Vibration spectroscopy also plays an important role in environmental chemistry. For example‚ the albedo of the earth’s atmosphere is controlled by the
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payments to be received by the bond holder is lower Bond prices fall as market interest rates rise * Convexity in bond graphs demonstrates that progressive increases in interest rate results in progressive smaller reductions in the bond price Curve is flatter when reaching higher interest rates * Corporate bonds are issued at par value Underwriters must choose coupon rates which matches the market yields * Bondholders may buy or sell bonds in secondary markets In this market‚ bond
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Problems and Solutions 1 CHAPTER 1—Problems 1.1 Problems on Bonds Exercise 1.1 On 12/04/01‚ consider a fixed-coupon bond whose features are the following: • face value: $1‚000 coupon rate: 8% • coupon frequency: semiannual • maturity: 05/06/04 • What are the future cash flows delivered by this bond? Solution 1.1 1. The coupon cash flow is equal to $40 8% × $1‚000 = $40 2 It is delivered on the following future dates: 05/06/02‚ 11/06/02‚ 05/06/03‚ 11/06/03 and 05/06/04. The redemption value
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with an indifference map. Draw an indifference map with three indifference curves. b)There are a few standard assumptions about what an indifference map can and cannot look like. Which are these assumptions‚ and what reasoning lie behind them? 3. a)What is the marginal rate of substitution‚ MRS? State the definition and explain‚ in words‚ what it means. b)MRS will have an influence on the shape of the indifference curve. What influence? 4. a)Often we assume that consumers have diminishing MRS
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conventions of standard American English. Ice cream sales fluctuate for several reasons. Firstly‚ the market demand curve holds other things constant; it does need be stable over time. If something happens to alter the quantity demanded at any given price‚ the demand curve shifts. Any change that increases the quantity demanded at every price shifts the demand curve to the right and is called an increase in demand. Any change that reduces the quantity demanded at every price shifts the demand curve to the
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the indifference curve as a graph showing different bundles of goods between which a consumer is indifferent. That is‚ at each point on the curve‚ the consumer has no preference for one bundle over another. One can equivalently refer to each point on the indifference curve as rendering the same level of utility (satisfaction) for the consumer. Utility is then a device to represent preferences rather than something from which preferences come. The main use of indifference curves is in the representation
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BEA111 Online Quizzes 1-6 Quiz 1 1. Economics is best defined as the study of how A. prices and quantities of goods and services are determined in markets B. private firms and households respond to taxes and subsidies C. people make choices in the presence of scarcity and the results of those choices. D. interest rates and exchange rates are determined 2. The scarcity principle implies that A. people will never be satisfied with what they have B. as wealth increases
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Origin of disparities Gini coefficient Lorenz curve Disparities resulting from : - parental education - ethnicity - residence - income - employment - land ownership Gini coefficient is a measure of dispersion or inequality. It’s used to show inequality in wealth. (land distribution). It allows to analyze the changes in income inequality over time in individual countries and make comparisons between them. It ranges from 0 to 1. It is sometimes multiplied by hundred to give values from 0
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convexity‚ sensitivity). However‚ these tools assume a parallel movement of the yield curve yet it happens that the yield curve changes in a form of a twist or a butterfly -these concepts will be explained later in the report-. So‚ as managing the risk of a portfolio I traced the evolution of the yield curve using a statistical tool named the Principal Component Analysis to see how frequently does the yield curve shift in parallel and if the duration‚ convexity‚ and sensitivity can be still used as
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