NatWest Markets' Liu on China's Economy

How does the speaker view the effectiveness of the fiscal and monetary policy easing measures?

What are the lingering uncertainties mentioned that pose a risk to growth in the short term?

What factors are limiting business reinvestment and expansion plans according to the speaker?

What is the expected impact of the recent PMI data on the overall economic outlook?

What does the speaker predict about the yuan's performance in the short term and long term?