A videogame based on the Sherlock Holmes’ stories by Arthur Conan Doyle is an interesting design challenge, which commercial games have tackled only half-heartedly. This paper discusses this challenge by examining the game design strategies across preexisting games, then proposes a new set of strategies that would help players become the dweller of 221B Baker Street. The design critique of the ...

Using Baker-Campbell-Hausdorff relations, the squeeze and harmonicoscillator time-displacement operators are given in the form exp[δI ] exp[α(x)] exp[β(x∂)] exp[γ(∂)], where α, β, γ, and δ are explicitly determined. Applications are discussed. Email: [email protected]

We examine the effect of CEO gender on relationship between economic policy uncertainty (EPU) and corporate investment. Using newspaper-based EPU index developed by Baker, Bloom, Davis (2016), we perform an empirical investigation firm-level data more than 38,000 firms from eight European countries for 2010–2019. find evidence that higher is associated with However, show this beneficial lower w...

This paper proposes the development of an improved investor sentiment index (ISI) to apply on Korea Composite Stock Price Index (KOSPI) and assess vitality sentiment-based factor for explaining critical equity market anomalies in asset pricing Korea. We follow methodology Huang et al. (2015), align index, employ partial least squares method overcome drawbacks pioneering BM Baker Wurgler (2006, ...

There has long been interest in the effect of changes in ‘animal spirits’. The paper uses a differences-in-differences approach to estimate the macroeconomic effect of sentiment, comparing periods of high and low sentiment, making use of cross-sectional differences. Sentiment is measured using the Baker-Wurgler (2006) sentiment index. We estimate the effect of sentiment on intertemporal tradeof...

Purpose This paper investigates the effect of economic policy uncertainty on value cash before and after global financial crisis. Design/methodology/approach We investigate relationship between excess based valuation model Fama French (1998). Baker et al. (2016) news-based index (BBD index) is employed to calculate measures uncertainty. Our research sample includes 103,474 observations from 11,...