Answer:
To prevent a negative effect on their other businesses, resulting in loss of control of assets.
Step-by-step explanation:
Counter-cyclical assets are assets that thrives in a period where most other businesses struggle.
For example, Gamma Company would be considered counter-cyclical, if it provides services that are unavailable in beta's other businesses during certain periods or cycle.
To prevent loss of control Beta company decides to retain this part of Gamma company.