August 30, 1981 · Cash considerations

Jerry Koosman and 3 others: Chicago White SoxMinnesota Twins

Cash considerations is the whole of what changed hands besides Jerry Koosman.

franchise trade score

84far better

Franchise trade score84

Rest of season85WAR in+0.5WAR out0.0Net+0.5

Short term96WAR in+3.7WAR out-0.0Net+3.7

Control window73WAR in+0.5WAR out-0.0Net+0.5

Full tenure91WAR in+4.4WAR out-0.0Net+4.5

franchise trade score

16far worse

Franchise trade score16

Rest of season15WAR in0.0WAR out+0.5Net-0.5

Short term4WAR in-0.0WAR out+3.7Net-3.7

Control window27WAR in-0.0WAR out+0.5Net-0.5

Full tenure9WAR in-0.0WAR out+4.4Net-4.5

Chicago White Sox received

Jerry KoosmanP · 39 · FA eligible · 1 yr control+0.5WAR (control) · 1 yr75

Rest of season84WAR+0.5FIP−75IP27

Short term94WAR+3.7FIP−75IP200

Control window65WAR+0.5FIP−75IP27

Full tenure88WAR+4.4FIP−88IP370

too little playing time to rate quality; scored without value

On the day: +12.1 WAR over the prior three seasons, FIP− 92.

Cash—WAR (control)—

Not rated — cash.

Bambi Mesa—WAR (control)—

Not rated — never reached the majors.

Ron Perry—WAR (control)—

Not rated — never reached the majors.

Randy JohnsonDH · 23 · pre-arb · 5 yrs control-0.0WAR (control) · 1 yr35

Rest of season45WAR0.0wRC+—PA0

Short term33WAR-0.0wRC+97PA271

Control window35WAR-0.0wRC+97PA271

Full tenure35WAR-0.0wRC+97PA271

scored without value

On the day: -0.3 WAR over the prior three seasons, wRC+ 38.

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