Posted by **Bob** on Saturday, July 4, 2009 at 1:10am.

V pays 20 cents

V sells to W for 35 cents

W sells to X for 55 cents

X sells to Y for 80 cents

Y sells to Z for $1.00

Contribution to GDP:

(a) 20 cents

(b) $1.00

(c) $1.90

(d) $2.90

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