- Both PSO and Shell are relying more on debt financing rather than equity financing, with PSO being more prone to financial risk and riskier for creditors. - Liquidity is decreasing for both companies as current liabilities are increasing faster than current assets, though Shell's liquidity is increasing. - Inventory management needs improvement as turnover is decreasing and days to convert inventory to sales are increasing for both companies. - Profitability is improving for both companies as gross and net profit margins and returns on assets and equity are increasing.