Zhèngfǔ pìnqǐng le duō wèi jīngjìxuéjiā zuòwéi zhìnáng.
The government hired several economists as advisors.
Tips
memory
智 (wisdom/intelligence) + 囊 (bag/sack) - a 'wisdom bag.' Picture someone carrying a bag full of clever ideas. 智囊团 is the group version - a full think tank.