Building on previous studies on perceptions of inequality, welfare and risk we investigate the structure of individuals …' rankings of uncertain prospects in terms of risk and their relationship to individual preferences. We examine three interlinked … propositions that are fundamental to the standard economic approach to risk: (i) that rankings by risk are simply the reverse of …

undiversifiable labor income risk. Optimal portfolios are internationally diversified while positive correlation between domestic … with a small amount of buffer stock saving, while exchange rate risk makes foreign investments less appealing to risk …

labor income risk and stock-market participation costs. In contrast to the initial motivation, we find that the model is not …

simultaneously matching stock market participation and individual asset holdings. The high risk premium is driven by incomplete risk … negligible impact on the risk premium, contrary to the results of models where it is imposed exogenously. …

We show that a life-cycle model with realistically calibrated uninsurable labor income risk and moderate risk aversion … risk aversion. Households with low risk aversion smooth earnings shocks with a small buffer stock of assets and … consequently most of them (optimally) never invest in equities. Therefore, the marginal stockholders are (endogenously) more risk …

This paper tests for the importance of cash flow on investment in fixed capital and R&D using firm-level panel data in … investment or R&D. In identical specifications for British firms, cash flow is informative about investment, although not about … the level of R&D spending conditional on the R&D participation decision. In the UK, we also find that investment is less …

investment. Uncertainty increases real option values making firms more cautious when investing or disinvesting. This is confirmed … both numerically for a model with a rich mix of adjustment costs, time-varying uncertainty, and aggregation over investment … investment response to demand shocks. This implies the responsiveness of firms to any given policy stimulus may be much lower in …

, major weaknesses with respect to long-run investment in human capital, infrastructure and innovation remain. These are … hampered by problems of short-termism and policy risk. We propose a series of radical reforms to address these problems: such …