Nobel prizes in chemistry: Getting squishier
The changing chemical affinities of the Nobel Committee
ALFRED NOBEL, himself a chemist, founded his prizes in the late 19th century, when scientific excitement centred on chemistry. Boffins were busily filling in the blanks in the periodic table and probing unknown atomic phenomena (like radioactivity and bonding). Little wonder, then, that at the start of the 20th century most of the Nobel prizes in the discipline went to these and other discoveries under the broad label of physical chemistry. Soon, however, chemists reached a point where further advances became the province of chemical physics, rather than physical chemistry. As our chart shows, topics like the nature of organic compounds and of biological substances and processes grew more prominent. (Where the winning work straddled two categories, we ascribed half a prize to each.) The trend towards squishiness moved into reverse in the last two decades of the 20th century, however, in part because of developments in physics which yielded precision devices like the scanning-tunnelling microscope that permitted chemists to study the structure of chemical compounds close up. The 21st century, meanwhile, has again been dominated by mushier matters. Until this year’s prize, that is. On October 5th it was awarded to Daniel Shechtman for the discovery of a new type of atomic lattice called quasicrystals—a discovery that, it must be remembered, was first reported in 1984 in Physical Review Letters, the world’s leading physics journal.
(Source: economist.com)
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Effective tax rates: Taxing times
Which governments take the biggest chunk from a $100,000 salary?
DENMARK has the highest rate of income tax for a person earning $100,000, according to a survey of effective tax rates in 93 countries published on September 29th by KPMG, an accounting firm. But employee social-security contributions in Denmark are only 0.2%, and once such contributions are taken into account, high earners in several countries, including Belgium, Greece, Germany and France, take home less than the Danes. Belgium’s government grabs the highest share from earnings of $100,000, at almost 48%. Between 2003 and 2009, the highest tax rates on personal income declined. But last year they increased by 0.4% as governments sought to reduce deficits. Sickly euro-zone economies such as Iceland, Ireland, Spain and Portugal were among the countries who levied more on their top earners. Countries that have suffered natural disasters, like Japan, may introduce temporary taxes.
(Source: economist.com)
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Demographics and GDP: Graysia
The economic impact of demographics in Asia
INVESTORS are often lured to countries like India and Vietnam by their demographic promise—by their fast-growing population of workers and consumers. Likewise, investors in China often worry that it “will grow old before it grows rich”. Demographics are not destiny, but they are a noteworthy determinant of economic potential. Youngsters and retirees do not work, which harms growth directly. And because these dependants make a claim on a country’s income without adding to it, they also depress savings, thereby slowing the accumulation of capital and the growth of productivity. In its latest Asian Development Outlook, the Asian Development Bank calculates the contribution of Asia’s youthful demographics to its economic success over the past decade. The bank also projects the impact of a greying population on Asia’s growth from now until 2030.
(Source: economist.com)
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US crime and GDP: Falling together
The relationship between crime and GDP in America
IT MAY be of little comfort to their residents, but there was at least some good news for the American states hardest hit by recession, in the regional crime data recently released by the US Department of Justice. Nationwide, crime rates have been falling for two decades, a trend that continued through the recession. The latest figures reveal the surprising depth of the decline in property crime between 2007 and 2010. States like Nevada, which suffered the biggest drops in per-person income, the rate of property crime has also come down most. If such crime is a rational act, one might expect it to increase as residents get poorer and more desperate for cash. But the recession also hit the incomes of the victims of crime, perhaps reducing the opportunities for criminals to steal from them. This second effect seems to have been greater during the recession, and in fact the correlation is strongest during its worst period, 2008-09. Other plausible explanations can’t be ruled out; perhaps criminals, or at least those most likely to commit crime, are migrating to growing states. Others may be reducing police budgets less, or locking up more criminals, for reasons unrelated to economic performance. Whatever the cause, the general downward trend in crime is some small relief in tough economic times.
(Source: economist.com)
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Gender inequality: Death and the maiden
Women and girls die prematurely in greater numbers than men
OVER a quarter of all excess female deaths occur in China at birth, says the World Bank’s annual World Development Report, published on September 19th. The number has risen since 1990 from 890,000 to 1.1m. These are the numbers of extra girls who would have been born if the normal sex ratio at birth (105 boys to 100 girls) had prevailed in China. It does not do so because of the practice of sex-selective abortion. Aborted girls account for the largest single share of excess female deaths worldwide, but other sorts of death have been growing faster, notably those of women of child-bearing age in Africa. The excess deaths of African women aged 15 to 49 (when compared with female death rates in rich countries) rose by 150% between 1990 and 2008. The number of excess deaths in African countries with high rates of HIV-AIDS increased by 760%. Excess female mortality is shifting from birth in East Asia to adulthood in Africa.
*Correction to this article
We mistakenly said that the natural sex ratio at birth is 105 girls to 100 boys when it is, of course, 105 boys to 100 girls. This was corrected on September 19th.
(Source: economist.com)
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Employment: Defending jobs
Who are the world’s biggest employers?
ONE of the biggest headaches for policymakers in many rich countries has been how to create jobs during a period of fiscal austerity and anaemic growth. The private sector has been slow to generate jobs, and government-spending cuts usually end up cutting jobs. And governments employ a lot of people: in our chart of the ten biggest global employers, below, seven are government-run. America’s defence department had 3.2m people on its payroll last year, equivalent to 1% of the country’s population. China, the world’s most populous nation and a big military spender, employs 2.3m people in its armed forces. And the number of people working for the National Health Service in England is equivalent to over 2.5% of the country’s population. The three private companies are Walmart, McDonald’s and Taiwan’s Hon Hai Precision Industry Company, a subsidiary of which is Foxconn, a secretive electronics manufacturer.
(Source: economist.com)
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The middle class: Bourgeois and proud
The ever-expanding middle class in developing countries
THE past four years have seen a sharp contrast between recession-hit rich countries and buoyant emerging giants. Estimates from the Asian and African Development Banks, using a rather broad definition of middle class as living on $2-20 a day, confirm the picture. On this measurement, which includes many people who are only just above the poverty line, a third of Africans and three-quarters of Latin Americans were middle class in 2008. Meanwhile, the evidence that this progress will bring political demands that will reshape the developing world is mounting.
(Source: economist.com)
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