INVESTMENT WATCH- Arabia Investment Holding (AIH) is planning to invest EGP 60 mn this year in its non-banking financial services subsidiaries, leasing company UE Finance, auto financing firm Rawaj, and its soon-to-be established factoring company, the local press reports, citing unnamed sources. The company is also considering more stock buybacks, which it has recently done to maintain its share prices, as well as purchasing shares in promising EGX-listed companies, without providing additional details.