▁publish ers ▁for ▁a ▁specified ▁period ▁of ▁time . ▁Thus , ▁any ▁compos itions ▁written ▁within ▁that ▁period ▁belong ▁to ▁the ▁music ▁publish er . ▁These ▁de als ▁are ▁usually ▁offered ▁to ▁writers ▁with ▁some ▁degree ▁of ▁success . ▁Because ▁the ▁writer ▁has ▁a ▁track ▁record ▁of ▁writing ▁hits , ▁the ▁publish er ▁feels ▁confident ▁that ▁it ▁will ▁rec oup ▁its ▁invest ment . ▁In ▁return ▁for ▁signing ▁away ▁exclusive ▁rights ▁to ▁some ▁or ▁all ▁the ▁writer ' s ▁songs , ▁the ▁writer ▁gets ▁paid ▁by ▁the ▁publish er ▁a ▁negoti ated ▁advance ▁against ▁future ▁roy alt ies . ▁The ▁advance ▁amount ▁naturally ▁depends ▁on ▁the ▁writer ' s ▁b arg aining ▁power ▁and ▁on ▁the ▁competition ▁in ▁market place , ▁if ▁any . ▁Under ▁a ▁staff ▁writer ▁deal , ▁the ▁writer ▁is ▁paid ▁on ▁a ▁week ly ▁or ▁quarter ly ▁basis . ▁An ▁ES WA ▁can ▁be ▁either ▁tied ▁to ▁a ▁record ▁contract , ▁or ▁independent ▁of ▁a ▁record ▁contract . ▁ ▁( 3 ) ▁Co - publish ing ▁Ag re ement ▁(" Co - pub " ): ▁The ▁co - publish ing ▁(" co - pub ") ▁deal ▁is ▁perhaps ▁the ▁most ▁common ▁publishing ▁agreement . ▁Under ▁this ▁deal , ▁the ▁song writer ▁and ▁the ▁music ▁publish er ▁are ▁" co - own ers " ▁of ▁the ▁copy right s ▁in ▁the ▁musical ▁compos itions . ▁The ▁writer ▁becomes ▁the ▁" co - publish er " ▁( i . e . ▁co - owner ) ▁with ▁the ▁music ▁publish er ▁based