Research on the Quantitative Causal Transmission of Stock Price Fluctuations of Listed Companies in the Rare Earth Industry Chain

Table 3

Characteristics of the impact of ROE on stock causation.

Perspective	Influence the process	Regularity
Upstream	is a negative indicator when calculating the upstream versus midstream causal relationship; is a positive indicator when calculating the midstream versus upstream causal relationship; halves the impact when calculating causality with downstream	Drive up and control down; Down is negative, and up is positive; Halving the impact between upstream and downstream