War-Time Financial Problems.

Time aggregation problems in Financial Time Series.PDF

The aim of this communication is to analyse the process of estimation of the adequate time unit in financial series. The problem in time aggregation is the loss of information, that will be acceptable if it is possible to fit a financial model. We present an example of time aggregation problems in Financial Time series over the daily Deutsche Aktienindex (DAX) using three comparative methods: d...

Fast Approaches to Simple Problems in Financial Time Series Streams

Financial time series streams are watched closely by millions of traders. In this paper, we consider two simple problems: finding high correlations among all pairs of time series and finding unusually high bursts of events. We explain their applicability to time series and our basic approach.

Some Post-War Psychological Problems

THERE is a great deal of discussion and speculation to-day about post-war conditions, and especially about the future of our own profession. Post-war planning and reconstruction, the re-moulding of our spitfires and hurricanes back into pots and pans, the return of our fighting men from the adventures and excitements of war to the steady pursuits of peace, present us with problems which we will...

Death in War Time

Incentive Problems in Financial Conglomerates ∗

This paper analyzes how scope-expansion by a bank affects its lending activity. Scope economies between activities naturally arises from an incentive problem in the lending business. It shows that the sale of multiple product can impede banks to credibly commit to penalize borrowers in default. Thus, borrowers are more likely to face soft budget constraint. It finds that a more competitive envi...