This volume was prepared by Benedikt Heid while he was working at the ifo Institute and the University of Bayreuth. It was completed in December 2013 and accepted as a doctoral thesis by the Department of Economics at the Ludwig-Maximilians-Universität München. It includes six self-contained...

This paper proposes studying export frequency of firms. While extensive margins of products and destination define the scope of firm's export, export shipment frequency is determined by sale method choice and cost structure of the trade technology. Exporters optimize the frequency of...

This paper outlines reforms that have been achieved in the modernization of the customs administrations of francophone sub-Saharan (African) countries since the mid-1990s. It also highlights the remaining issues in this process. Progress has been made in the automation of operations and...

This paper proposes studying export frequency of firms. While extensive margins of products and destination define the scope of firm's export, export shipment frequency is determined by sale method choice and cost structure of the trade technology. Exporters optimize the frequency of...

This paper proposes studying export frequency as an additional margin of international trade. While extensive margins of products and destination define the scope of firm’s export, export shipment frequency is determined by sale method choice and cost structure of the trade technology. We...

E-government is in fashion because of a lot of benefits which it can forgive to every society. One of the sub-systems of E-government is E-customs. So far, a lot of countries around the world have adopted E-customs in their own countries. One of the very latest countries in this area is Iran....

In this paper, we provide evidence that expanding firms tend to serve new markets which are geographically close and culturally related to their prior export destinations. We quantify the impact of this spatial pattern using a Chinese firm-level data set. To ensure an exogenous set of potential...

In this paper, we provide causal evidence that firms serve new markets which are geographically close to their prior export destinations with a higher probability than standard gravity models predict. We quantify the impact of this spatial pattern using a data set of Chinese firms which had...

Anglophone African countries have been implementing reform and modernization initiatives in their Customs administrations. This paper outlines the progression of key reform and modernization initiatives in these countries since the early 1990s, and assesses the gap between these reforms and...

In this paper, we provide causal evidence that firms serve new markets which are geographically close to their prior export destinations with a higher probability than standard gravity models predict. We quantify the impact of this spatial pattern using a data set of Chi-nese firms which had...