Creative industries are highly concentrated forming clusters. One of the main problems for the identification of clusters of creative industries in Europe is the lack of data, constrained in practice to regions (NUTS 2) and influenced by the heterogeneity in the definition of NUTS across...

The paper presents a modification of the matching and difference-in-differences approach of Heckman et al. (1998) and its Stata implementation, the command flexpaneldid. The approach is particularly useful for causal analysis of treatments with varying start dates and varying treatment durations...

The paper presents a modification of the matching and difference-in-differences approach of Heckman et al. (1998) for the staggered treatment adoption design and a Stata tool that implements the approach. This flexible conditional difference-in-differences approach is particularly useful for...

The paper takes the Leibnitz Integral Rule (LIR) under variable integration limits and demonstrates how it can be applied to a business firm's dynamic problem of determining its optimum level of investment activity, when the longevity (life span) of the investment is itself a variable determined...

Aid for Trade supports developing and least-developed countries in building their trade capacity and in increasing their exports by turning market access opportunities into market presence. It does so by addressing four key areas: trade policy & regulations; economic infrastructure; building...

This paper looks at the various trade policies WTO Members have put into place to foster women's economic empowerment. The analysis below is based on the information provided by WTO Members as part of their Trade Policy Review (TPRs) process from 2014 to 2018. Reports from the WTO Secretariat,...

The paper estimates the plant level employment effects of investment subsidies in one of the most strongly subsidized German Federal States. We analyze the treated plants as a whole, as well as the influence of heterogeneity in plant characteristics and the economic environment. Modifying the...

This paper estimates establishment-level employment effects of investment grants in one of the German Federal States receiving the most support. We analyze general treatment effects, as well as the influence of heterogeneity in the characteristics and economic environment of the establishment on...

State of the Union Addresses (SOUA) by two recent US Presidents, President Obama (2016) and President Trump (2018), and a series of recent of tweets by President Trump, are analysed by means of the data mining technique, sentiment analysis. The intention is to explore the contents and sentiments...