Field Theory and Experiment in Social Psychology Concepts and Methods

... FIELD THEORY AND EXPERIMENT IN SOCIAL PSYCHOLOGY: CONCEPTS AND METHODS KURT LEWIN ABSTRACT in integrating The fieldtheoreticalapproachis instrumental divergentphysiological, psychological ,and ... to JSTOR Terms and Conditions FIELD THEORY IN SOCIAL PSYCHOLOGY 869 of culturalanthropology findings and of experimental psychology, onecan,I think,establishevid...

Ngày tải lên: 25/08/2016, 19:57

... transform methods, a survey of recent results in Zak space sequence design and analysis, and a discussion of the main open problems in this area In the paper “Tree image growth analysis using instantaneous ... communications” by N Josso et al., following EURASIP Journal on Advances in Signal Processing a linear time-varying wideband system representation, two methods for...

Ngày tải lên: 21/06/2014, 05:20

... number of factors 1. 17 Consider the following example of multiplying partitioned matrices: A 11 A 21 A12 A22 B 11 B 21 B12 B22 = A 11 B 11 + A12 B 21 A 21 B 11 + A22 B 21 A 11 B12 + A12 B22 A 21 B12 + A22 B22 ... have k1 X= k2 X 11 X 21 X12 X22 n1 n2 with the submatrix X 11 of dimensions n1 × k1 , X12 of dimensions n1 × k2 , X 21 of dimensions n2 × k1 , and X22 of dimensio...

Ngày tải lên: 04/07/2014, 15:20

... = X1 β1 + X2 2 + MX y (2. 43) Premultiplying the leftmost and rightmost expressions in (2. 43) by X2 M1 , we obtain ˆ X2 M1 y = X2 M1 X2 2 (2. 44) Copyright c 1999, Russell Davidson and James ... 2 + u; c) P1 y = P1 X2 2 + u; d) PX y = X1 β1 + X2 2 + u; Copyright c 1999, Russell Davidson and James G MacKinnon 2. 8 Exercises 85 e) PX y = X2 2 + u; f) M1 y = X2 2 + u; g) M...

Ngày tải lên: 04/07/2014, 15:20

... β2 ∆yt + 3 ∆yt−1 + β4 ∆yt−2 + β5 ∆yt 3 + β6 ∆yt−4 (3. 69) Let γ = ˆ i=2 βi Calculate γ and its standard error in two different ways One method should explicitly use the result (3. 33) , and the ... first-difference model (3. 71), and then, without using the results of (3. 70), rederive the estimates of α, β, γ0 , and γ1 solely on the basis of your results from (3. 71) 3. 23 Simulate...

Ngày tải lên: 04/07/2014, 15:20

... values less than 0, and there is a very long right-hand tail For n = Copyright c 1999, Russell Davidson and James G MacKinnon 4. 5 Large-Sample Tests in Linear Regression Models 0 .40 151 f (z) ... Copyright c 1999, Russell Davidson and James G MacKinnon 4. 5 Large-Sample Tests in Linear Regression Models 153 are generated by (4. 47) with β2 = 0, we have that M1 y = M1 u, and...

Ngày tải lên: 04/07/2014, 15:20

... (5. 54) As readers are asked to check in Exercise 5. 16, the intervals (5. 53) and (5. 54) are not the same The Vector Case The result (5. 49) can easily be extended to the case in which both θ and ... converges to (5. 35) The above argument shows that (5. 37) tends in probability to (5. 35) Because (5. 37) is asymptotically equivalent to (5. 36), the latter also tends in probability to...

Ngày tải lên: 04/07/2014, 15:20

... just (6. 06) Thus the model (6. 06) is a special case of the model (6. 66) Therefore, if (6. 06) is a correctly specified model, that is, if the true DGP is a special case of (6. 06) , then (6. 66) must ... correctly specified model as well, because every DGP in (6. 06) automatically belongs to (6. 66) Since (6. 66) is correctly specified, the standard theory of the linear regression with pred...

Ngày tải lên: 04/07/2014, 15:20

... (see Section 7. 6) When we this, H1 becomes (1 − ρL)yt = (1 − ρL)Xt β + εt , (7. 74) (1 − ρL)yt = Xt β + LXt γ + εt (7. 75) and H2 becomes It is evident that in (7. 74), but not in (7. 75), the common ... of the within-groups, or fixed-effects, estimator (7. 85) and Copyright c 1999, Russell Davidson and James G MacKinnon 7. 10 Models for Panel Data 301 the between-groups estimator...

Ngày tải lên: 04/07/2014, 15:20

... considered in Section 8. 5, where the null and alternative hypotheses are given by (8. 51) Copyright c 1999, Russell Davidson and James G MacKinnon 8. 8 Bootstrap Tests 341 and (8. 52), respectively ... PW X)−1, ˆ ˆ (8. 88) ˆ ˆ where X ≡ X(β NLIV ), and σ is 1/n times the SSR from IV estimation ˆ of regression (8. 83) Readers may find it instructive to compare (8. 88) with expres...

Ngày tải lên: 04/07/2014, 15:20

... McFadden ( 198 9), who seems to have coined the name, and Pakes and Pollard ( 198 9) Other important early papers include Lee and Ingram ( 199 1), Keane ( 199 4), McFadden and Ruud ( 199 4), and Gallant and Tauchen ... i i=1 and a ˆ Q(θ, y) = l−k yi , i=1 Copyright c 199 9, Russell Davidson and James G MacKinnon (9. 91) 9. 5 GMM Estimators for Nonlinear Models 3 79 where...

Ngày tải lên: 04/07/2014, 15:20