: 8 ()

: 8 ()

1

Kpa pooo cpoca oaae:

) a ye oac opeee aa p poce eo e;

) a ye cac opeee aa p poce eo e ;

) a ye cac opeee ara p copae oyaeo

cocooc (oxoo) opeee;

) a ye oac opeee aa p copae oyaeo

cocooc (oxoo) opeee.

). a ye ar opeee aa p poce eo e.

2

y peoe: Qs = P - 350. paoeco e P* = 550 a o

cyaporo a pooe

Oe cyapoo a pooe coca 20 000.

.

Qs*=P*-350=200

e pooe () pae oa , .e.

= (P*- Pmin)Qs*/2= (550 - 350)200/2 = 20 000

:    8 ()

3

cpoca aaa opyo: Qd=3 -2P, e P - ea. p ax

P Ed(p) = -l.

= 0,75

Toea acoc ao eo y paaec a

Ed(p) = -2P/Qd, (-l),

ccey ypae:

Qd= 3 - 2P

-2P/Qd=-1,

Qd= 1,5

P=0,75

:    8 ()

4

: Qd= 8000-12P;

: Qs= 4P-750.

Ha pooe paoece.

*=546,88

Q*=1437,47

Qd = Qs, ..

8000-12=4-750, *=546,99,

Qs(P*) = Qd(P*) = 1437,47

5

Cr po cpoca pao (epx) . . a:

) yee exoor pooca ara;

) eee oxoo opee;

) eee e a oap-aee;

) eee e oapa.

) eee e a oap-aee.

6

Cpe peea pooeoc pa: AP(L)=MP(L);

MP(L)>O. o oaae:

) Q - max

) MP(L) - max

) AP(L) - max

) MP(L) min

) AP(L) - max

7

oe ep p TC=q3 + 20q + 54. Ec ea caec, p

ao yce q oocpoo epoe pa pepa co eeoc

opac?

) q>3

) q<4

) q<3

) q>4

) q<3

8

pa e oyae ooecy p:

) oa peee ep pa peeo pye ;

) oa pya paa cp epa;

) oa pya paa o epa;

) oa pya paa yxaepc epa.

) oa pya paa o epa

9

Cpee ep AC=25/Q +Q, ea P=120 -Q, p ao yce Q p ()

acaa.

Q =15

:

R ;

() .

TR = PxQ = (120-3Q)xQ = 120Q - 3 Q2;

TC = ACxQ = (25/Q + Q)xQ = 25 + Q2

= TR TC = -4Q2 + 120Q 25.

, .

.

I (`) = -8Q + 120

` = 0, .. Q = 15,

10

aa y oeoc: U=51X2. oxo = 40. Ha e

a 1 X2 p oao aope:

1 = 10,

X2 = 5.

:

1 = 2,

2 = 4.

I ;

1 2 1 X2,

I = 11+ 2X2.

40 = 101+ 52

.

:

UX1/ 1 = UX2/ 2,

UX1 = (U)`X1= 5X2= 25

UX2 = (U)`X2= 51= 50,

40 = 101+ 52.

25/1 = 50/2

1 = 2, 2 = 4



(C) 2009