rontier branches of science

 higher marginal productive forces

non-tariff barriers

regional barriers

the only way leading to

 Once a law is put into force, it must be observed and strictly enforced and violators must be brought to justice.

 avoid economic downturn

 drawbacks, irregularities and problems

 tarnish the reputation of the Party and degrade social conduct

money worship

much remains to be done

 let a hundred flowers blossom and a hundred schools of thought contend

put up an impressive front

shake off ideological and structural shackles

IOU

 The lifelong official system has been abolished

law-enforcing departments

 to investigate and punish the activities violating the law and discipline

the construction of honest administering

 to deepen the anticorruption campaign