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Perspectives in Business Informatics Research

This book constitutes the proceedings of the 16th International Conference on Perspectives in Business Informatics Research, BIR 2017, held in Copenhagen, Denmark, in August 2017.This year the BIR conference attracted 59 submissions from 23 countries. They were reviewed by 45 members of the Program Committee, and as a result, 17 full papers and 3 short papers were selected for presentation at the

How Skilled Were Agricultural Labourers in the Early Nineteenth Century?

Using the wage accounts of two different farms in the 1830s and 1840s, matched with census records to determine the age of the workers, this article estimates age-wage profiles for male and female agricultural labourers. Females earned less than males, and had less wage growth over their life cycles. Male wage profiles peaked at age 30–5, earlier than the wage profiles of workers today. Before the

The wages and employment of female day-labourers in English agriculture, 1740–1850

Using a new sample of farm accounts from 84 farms throughout England, this article provides measures of regional variation and changes over time in female wages and employment in agriculture. Female wages were not fixed, but changed over time and responded to high demand for female labour. The female-male wage ratio fell between 1750 and 1850, except in the industrial north west. In 1851 approxima

Testing for Occupational Crowding in Eighteenth-Century British Agriculture

In the unskilled labor market of Industrial Revolution Britain, there was a distinct division of labor between the sexes. This occupational sorting may have been caused by gender discrimination, but, because men and women had different comparative advantages, it could also have been produced by a competitive market. This paper attempts to determine whether the division of labor resulted from discr

Johan Ekeblad : Kulturskridning, mentalitet, genre

Johan Ekeblad was a Swedish diplomat and nobleman during the period of the Swedish Empire in the 17th century who is mostly known for his letters, written in an impressionistic and highly modern style. This paper aims to treat Johan Ekeblad and his writing as a representative of a new form of mentality that emerged amongst Swedes when Sweden due to its new power reemerged on the European scene. Th

Cloning and characterization of the hemA region of the Bacillus subtilis chromosome

A 3.8-kilobase DNA fragment from Bacillus subtilis containing the hemA gene has been cloned and sequenced. Four open reading frames were identified. The first is hemA, encoding a protein of 50.8 kilodaltons. The primary defect of a B. subtilis 5-aminolevulinic acid-requiring mutant was identified as a cysteine-to-tyrosine substitution in the HemA protein. The predicted amino acid sequence of the B

The structural gene for aspartokinase II in Bacillus subtilis is closely linked to the sdh operon

The aecA and aecB loci map at 250 and 290 degrees, respectively, on the Bacillus subtilis chromosomal genetic map. The aecB locus has been proposed as the structural gene for aspartokinase II. From DNA sequence analyses and comparisons to the sequence of the aspartokinase II gene, it can be concluded that the structural gene for aspartokinase II is located close to sdh at 250 degrees and cannot be

Genetic Characterization of Bacillus subtilis odhA and odhB, encoding 2-oxoglutarate dehydrogenase and dihydrolipoamide transsuccinylase, respectively

The 2-oxoglutarate dehydrogenase complex consists of three different subenzymes, the E1o (2-oxoglutarate dehydrogenase) component, the E2o (dihydrolipoyl transsuccinylase) component, and the E3 (dihydrolipoamide dehydrogenase) component. In Bacillus subtilis, the E1o and E2o subenzymes are encoded by odhA and odhB, respectively. A plasmid with a 6.8-kilobase-pair DNA fragment containing odhA and o

New properties of Bacillus subtilis succinate dehydrogenase altered at the active site

Mammalian and Escherichia coli succinate dehydrogenase (SDH) and E. coli fumarate reductase apparentlycontain an essential cysteine residue at the active site, as shown by substrate-protectable inactivation withthiol-specific reagents. Bacillus subtilis SDH was found to be resistant to this type of reagent and containsan alanine residue at the amino acid position equivalent to the only invariant c