By applying appropriate theoretical model(s), evaluate the impact of the following event on firms' financing ability (i) Due to government's effort in combating monopoly or anti-competition behaviour, the number of important tech firms increases as monopoly decreases, the average firm size of the biggest few tech firms decreases, the average firm sizes of small and medium tech firms increase, how would the financing ability of firms in high-tech sector be affected; (ii) Under more frequent occurrence of extreme climate, the stability of electricity supply in some areas in southern part of China was under challenge, managers faced additional uncertainty on whether their effort would provide a positive payoff.