Technological progress, organizational change and the size of the Human Resources Department



Finally, from (22) we get:

∂a
∂E


ξ (1 - a)


(1 - δ) (ξ - α)


a

β ξ ζ — a             α / αd-a , , . ∙(1-a) _1 , a(1-ξ)

-—- 1—ξ—L — 1 + a (^ξ^)    Aξ-aE(1-δ×∙-a)  L -a


μβ (1 δ) (1 βδ)-a

I (1 + β 2βδ)2 )


(a (ξ + θ) — ξ)


ξ-a(ξ + θ)
ξ-a


η

()a-(a (ξ + η + θ)


a(∙+η + θ)-ξ
ξ
-a


ξ (1 a)


(1 δ) (ξ a)


a

β    ξ'ζ — a              ( ad-a . ∙    a(1-ξ) + δ-a) a(1-ξ)

-—β I—ξ—L 1 + a (ɪ)   Aξ-aE (1-δ)(∙-a) L -a


∙(1 -a)

μ β (1 δ)(1 βδ) ʌ ξ-a

к (1 + β — 2βδ)2 J


(a (ξ + θ) ξ)


-a(∙ + θ)                                          a(ξ+η + θ)-

-a ()a-(a (ξ + η + θ) ξ)   -a


and then:


∂a
∂L


a (1 ξ)
ξ a


(ξ


-a


1 + a)(aξd)


, g        ∙(1 -a)      a(1 -∙) _ 1

A-a E(1-,5)(g-a) L -a


ξ(1 -a)

• (β(11+β⅛F) !(° (ξ + θ) "ξ>   + (an)   (° « + + *) →)


a(∙+n+θ)-


ξ-a


and also:


∂a
∂A


a (1 ξ)
ξ a


a

ξ ξa r            к a ad-a , ι , g(1-a)     2a-ξ(1 + a)

I—-—L 1 + a (^ξy    Aξ-aE(1-δ)(∙-a)L -a


μ β (1 δ) (1 β⅛)'"∙∙"

I (1 + β 2βδ)2 )


-a(ξ+θ)                                         a(ξ+n+θ) -ξ

(a (ξ + θ) ξ) -a ()a-(a (ξ + η + θ) ξ)   -a


a

β    ξζa r , ʌ aad ξ-a ,~__1 π g(1-a)   r a(1-g)

-—β 1—ξ—L 1 + a] (ɪ) Aξ-a 1E(1-δ)(ξ-a)L ξ-a


ββ (1 δ) (1 βδ)∖ ξ-a
к (1 + β 2βδ)2 )


ξ -a(ξ + θ)         aη                                a(ξ+η + θ) -ξ

(a (ξ + θ) ξ) ξ-a ()a-ξ (a (ξ + η + θ) ξ) ξ-a


a

β ξζa r , ʌ aadʌ ξ-a „-a-    g(1-a) ra(1-0

-—— 1—ξ—L 1 + aj (ɪ)   Aξ-aE(1-δ)(ξ-a)L ξ-a


μ β (1 δ)(1 βδ) β ⅛X
f (1+ β 2βδ)2 )


ξ -a(ξ + θ)         aη                                a(ξ+η + θ) -ξ

(a (ξ + θ) ξ) ξ-a ()a-ξ (a (ξ + η + θ) ξ) ξ-a


and finally:


∂a

∂d


a

(⅛='∙ 1+ -)Cτ)∙a


a i ξ ,, g(1-a) a a(1-g)
—Aξ-a E(1-δ)(ξ-a) L ξ-a
ξ


β (1 δ)(1 βδ)
к (1 +
β 2βδ)2 J


ξ(1-a)
ξ-a


ξ -a(ξ + θ)         

(a (ξ + θ) ξ) ξ-a ()a-ξ (a (ξ + η + θ) ξ)


a(ξ+n + θ)-ξ


ξ-a


37




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