Sequence-space models are becoming increasingly popular in macroeconomics, especially in the heterogeneous-agent literature. However, the econometric toolkit for users of these models remains less developed than that available for traditional state-space methods. This note introduces an...

Applied researchers commonly interpret coefficient movements across OLS and difference-in-differences specifications with varying controls as evidence of bias reduction or improved identification. This note shows that such interpretations generally fail under heterogeneous treatment effects. In...

The study aims to examine the determinants that affect the firm's performance in the service industries. Moreover, the study examines step-by-step how to choose the best model among the various panel data models.After employing the secondary data of the service industry firms from the CRIBIS...

This study examines how tourism development in Tunisia responds to environmental degradation, renewable energy consumption, technological innovation, and foreign direct investment. Using annual data for 1990-2023, we apply the Autoregressive Distributed Lag (ARDL) bounds approach to identify...