La Productividad Total de los Factores (PTF) representa una proporción importante de las diferencias de crecimiento económico entre países. Con el objetivo de entender las fuentes estas diferencias dos cuestiones son de vital importancia: por un lado, el crecimiento de la PTF es difícil de...

Surveys of Professional Forecasters produce precise and timely point forecasts for key macroeconomic variables. However, the accompanying density forecasts are not as widely utilized, and there is no consensus about their quality. This is partly because such surveys are often conducted for...

We incorporate external information extracted from the European Central Bank’s Survey of Professional Forecasters into the predictions of a Bayesian VAR, using entropic tilting and soft conditioning. The resulting conditional forecasts signifi cantly improve the plain BVAR point and density...

¿Cómo se combinan las densidades predictivas para mejorar las predicciones? En el presente trabajo se propone una serie de estimadores consistentes ponderados, los cuales proporcionan combinaciones de densidad de predicción que aproximan el valor real de la densidad predictiva, condicionado...

This dissertation titled “Informational Content of Financial Experts’ Recommendations and their Impact on Capital Markets” analyzes the informational content of stock recommendations issued by financial experts. The first part of this work (namely Chapter 2 to Chapter 4) concentrates on...

The beginning of the 21st century was plagued with unprecedented instances of corporate fraud. In an attempt to address apparent non-existent or “broken” corporate governance policies, sweeping measures of financial reporting reform ensued, having specific requirements relating to the...

This dissertation consists of two parts. The first part introduces a neural network approach that is used to forecast the conditional probability density function of asset returns. The model is unified with the idea of Arbitrage Pricing Theory (APT). In the second part, an algorithm called...

Under the normal conditions of construction contracts, the client is obliged to pay the contractor in monthly instalments. The amount of each instalment is based on the value of construction work actually produced in the previous month and forecasts are needed in advance of the likely value of...

Studies of the value relevance of accounting number in capital market research are consistent with the simple view that, in equilibrium, book values are equal to or have some long-term relationship with market values, and that market returns are related to book returns. This dissertation...

Desde meados da década de 70, os mercados brasileiros de açúcar e álcool têm passado por importantes transformações que conduziram o país de volta à posição de líder mundial na produção de cana-de-açúcar. O objetivo deste trabalho é avaliar o papel de choques de oferta (área e...