We study in detail the log-linear return approximation introduced by Campbell and Shiller (1988a). First, we derive an upper bound for the mean approximation error, given stationarity of the log dividend-price ratio. Next, we simulate various rational bubbles that have explosive conditional...

Many financial markets, including electronic limit order markets, assign designated liquidity providers (LPs). We study the experience of the Stockholm Stock Exchange, where listed firms contract directly with LPs. Our analysis offers insights regarding situations where designated liquidity...