最病 A Properties of contracts 8 A contract a Binds two parties (or more): supplier, client. a Is explicit(written). a Specifies mutual obligations and benefits. a Usually maps obligation for one of the parties into benefit or the other, and conversely. a Has no hidden clauses: obligations are those specified a Often relies, implicitly or explicitly on general rules applicable to all contracts ( laws, regulations, standard practices Institute of Computer Software 2021/1/30 Nanjing UniversityProperties of contracts  A contract:  Binds two parties (or more): supplier, client.  Is explicit (written).  Specifies mutual obligations and benefits.  Usually maps obligation for one of the parties into benefit for the other, and conversely.  Has no hidden clauses: obligations are those specified.  Often relies, implicitly or explicitly, on general rules applicable to all contracts (laws, regulations, standard practices). 2021/1/30 Institute of Computer Software Nanjing University 8