At the moment, the yield to maturity of the ten year US Treasury bond is 3.76 .

But hoarding international reserves, mostly in the form of low yielding short term US Treasury securities, is expensive and inefficient.

BERKELEY In late May, the yield to maturity of the 30 year United States Treasury bond was 4.07 per year down a full half a percentage point since the start of the month.

At the moment, the yield to maturity of the ten year US Treasury bond is 3.76 . Subtract 2.5 for inflation, and you get a benchmark expected real return of 1.26 .

The obvious candidate for this reserve fund was US Treasury bills.

But interest rates on US Treasury securities are very low and are not rising.

After all, it is the liquidity of US Treasury bonds that makes them the world s leading reserve asset.

For example, while the current yield on 10 year German government eurobonds is 3.33 , the corresponding yield on Greek eurobonds is 4.7 and 4.77 for Ireland s eurobonds.

That means that a 30 year Treasury bond had jumped in price by more than 15 .

Much of it went into US treasuries and the obligations of Fannie Mae and Freddie Mac.

When China buys US Treasury bills, who depends on whom? Exchange generates interdependence.

But China s reserves have long suffered as a result, yielding only 2 on US ten year bonds, when they should be yielding 3 5 .

Indeed, China frets over the safety of the US Treasury bonds that it holds.

China and Hong Kong are the largest net purchasers of US Treasury securities.

The yield on ten year Treasuries is now 1.6 , down from 3.4 at the start of 2011.

China is worried that its more than 1 trillion investment in US Treasury securities will not hold its value.

Chinese power today comes not from its ability to match America s blue water navy, but from its holdings in US Treasury bonds.

Since 1975, the nominal annual premium on the 30 year Treasury bill has averaged 2.2 in other words, over its lifespan, the 30 year nominal T bill yields are 2.2 percentage points more than the expected average of future short term nominal T bill rates.

Markets are now signaling that US Treasury bonds are much more valuable assets than they were a month ago.

If interest rates on US Treasury securities were high and rising rapidly as the debt grew, I would agree with this argument.

During those months of political dithering, US treasuries became a riskier asset.

In order to meet his obligations to the option holders if it occurs, he parks the 100 million in one year US Treasury bills yielding 4 .

US budget deficits as far as the eye can see might excite fear of losses on US Treasury bonds.

Better to keep socking away US Treasury bills, even if the return is far lower than on most other investments.

Not since 1982 has a decade passed at the end of which investors would have been better off had they placed their money in corporate or United States Treasury bonds rather than in a diversified portfolio of stocks.

The current 30 year T bill yields 3.2 annually, which means that, unless the marginal bond buyer today is unusually averse to holding 30 year Treasuries, she anticipates that short term nominal T bill rates will average 1 per year over the next generation.

Investing in US Treasuries, after all, was a sure loss maker, given the gap between their modest yield and the steady appreciation of the yuan.

Commercial institutions like banks also bought billions of dollars of bonds and other treasury paper, holding more than 24 billion at the war s end.

That s why the interest rate on Greek three year government debt recently soared past 100 and the yield on ten year bonds is 22 , implying that a 100 principal payable in ten years is worth less than 14 today.

The result is, of course, paradoxical private funds that flow into these countries are recycled into US Treasury securities via investment of accumulated reserves.

The low interest rate on long term Treasury bonds has also boosted demand for other long term assets that promise higher yields, including equities, farm land, high yield corporate bonds, gold, and real estate.

During the 1950 s and 1960 s, Europeans amassed a huge stash of US Treasury bills in an effort to maintain fixed exchange rate pegs, much as China has done today.

The yen s rising value raises the yield on Japanese bonds relative to the yield on bonds denominated in other currencies.

They can be used only by converting them into one of four currencies, at which point they begin to carry interest at those currencies combined treasury bill rate.

What happened next, of course, was that the dollar strengthened sharply, as investors, desperate for liquidity, fled into US Treasury securities.

According to the Congressional Budget Office, the yield rate on ten year bonds will continue to rise, reaching 5 by 2019 and remaining at or above that level for the next five years.

Pursuant to the Benes decrees of 1945, the family's properties in Czechoslovakia were confiscated, including Aich Castle, where the stocks were hidden in a hall cupboard.

This would not create a budget deficit for rich countries. Recipient countries would have to pay the IMF a very low interest rate the composite average treasury bill rate of all convertible currencies.

It found these in the US, mainly in the form Treasury and other government backed securities, in turn pushing other investors into more speculative investments.

(c) the return obtainable on the promotion expenditure.

First, China has an understandable interest in diversifying its substantial holdings of foreign exchange reserves away from low yielding US Treasuries to real productive assets with higher returns.

Evidence that the inmates were running the asylum would almost certainly precipitate the wholesale liquidation of US Treasury bonds by foreign investors.

America absorbs Chinese imports, pays China in dollars, and China holds dollars, amassing 2.5 trillion in foreign exchange reserves, much of it held in US Treasury securities.

Initially, these countries invested their foreign reserves in liquid assets short term United States Treasury bills and government securities issued by other reserve currency countries. Then they realized that their holdings in liquid and low return assets far exceed what is needed to avoid the type of speculative runs that East Asia experienced in 1997, and Russia in 1998.

Jamaica, for example, would issue aluminum bonds Nigeria would issue oil bonds Sierra Leone would issue iron ore bonds and Mongolia would issue copper bonds.