Inge Lønning – (1938–2013)

n ° 2001 - 14 Inge

The paper assesses the marginal welfare and equity impacts of three transport instruments in the presence of three transport externalities: congestion, air pollution and accidents. It considers a second-best economy in which the government has to use distortionary taxes for revenue-raising and distributional purposes. The assessment uses an applied general equilibrium model for Belgium. The tra...

INGE ALFERINK and MARIANNE GULLBERG

Directed Threshold Multi– Signature Scheme without SDC

In this paper, we propose a Directed threshold multisignature scheme without SDC. This signature scheme is applicable when the message is sensitive to the signature receiver; and the signatures are generated by the cooperation of a number of people from a given group of senders. In this scheme, any malicious set of signers cannot impersonate any other set of signers to forge the signatures. In ...

Inge Edler and the origins of clinical echocardiography.

Many cardiologists know that Inge Edler and Hellmuth Hertz started clinical echocardiography in 1953, but few know how their collaboration came about. Edler was working as Director of the Cardiovascular Laboratory at the University Hospital in Lund in the south of Sweden, and one of his duties was to refer patients with rheumatic mitral disease for closed valvotomy. He aimed to select only thos...

The origin of echocardiography: a tribute to Inge Edler.

The original description of M-mode echocardiography in 1953, by Inge Edler (1911-2001) and his physicist friend Hellmuth Hertz, marked the beginning of a new diagnostic noninvasive technique. Edler used this technique primarily for the preoperative study of mitral stenosis and diagnosis of mitral regurgitation. His work was carried forward by cardiologists all over the world, who developed Dopp...