Method and system for controlling unique currency, method and system for computing exchange rate between unique currency and existing currency, method and system for determining weight for existing currency, program storage medium, and data processing system

A unique-currency control method for defining a unique currency unit for an owner of assets owned in a plurality of existing currencies, comprising:

• (a) a step of estimating the gross asset value of the asset owner by computing, using an exchange rate xkj(0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 26 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• (b) a step of computing the ratio aj of the asset value xkj(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation:
• 27 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) ;
• (c) a step of computing a weighted average ls(0) using an exchange rate xjk(0) for exchanging existing currency k for each existing currency j at time t=0, the exchange rate xjk(0) being weighted by the ratio aj of the asset value in each existing currency j based on the following equation, thus determining that the weighted average is used as the unique currency unit:
• 28 l s ⁡ ( 0 ) = ∑ j ⁢ a j ⁢ x jk ⁡ ( 0 ) ,
• where xjk(t), wj(t), Lk(t), and 1s(t) are functions of time t.

A unique-currency control system for defining a unique currency unit for an owner of assets owned in a plurality of existing currencies, comprising:

• (a) estimating means for estimating the gross asset value owned by the asset owner in each of the existing currencies;
• (b) computing means for computing the ratios among the asset values owned by the asset owner in the existing currencies;
• and
• (c) determining means for computing a weighted average based on current exchange rates among the existing currencies, the exchange rates being weighted by the ratios among the asset values in the existing currencies, thus determining that the weighted average is used as the unique currency unit.

A unique-currency control system for defining a unique currency unit for an owner of assets owned in a plurality of existing currencies, comprising:

• (a) estimating means for estimating the gross asset value of the asset owner by computing, using an exchange rate xjk(0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 29 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• (b) computing means for computing the ratio aj of the asset value xkj(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation:
• 30 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) ;
• (c) determining means for computing a weighted average ls(0) using an exchange rate xjk(0) for exchanging existing currency k for each existing currency j at time t=0, the exchange rate xjk(0) being weighted by the ratio aj of the asset value in each existing currency j based on the following equation, thus determining that the weighted average is used as the unique currency unit:
• 31 l s ⁡ ( 0 ) = ∑ j ⁢ a j ⁢ x jk ⁡ ( 0 ) ,
• where xjk(t), wj(t), Lk(t), and 1s(t) are functions of time t.

An exchange rate computing method for computing the exchange rate between unique currency S, uniquely defined by an owner of assets owned in a plurality of existing currencies, and existing currency i, comprising the step of computing an exchange rate xis(t) for exchanging unique currency S for existing currency i at time t based on the following equation:

• 32 x is ⁡ ( t ) = ∑ j ⁢ x ij ⁡ ( t ) ⁢ a j ⁢ x jk ⁡ ( 0 ) ,
• where:
• xij(t)=exchange rate for exchanging existing currency j for existing currency i at time t;
• and
• aj=ratio of assets owned in existing currency j by the asset owner.

An exchange rate computing system for computing the exchange rate between unique currency S, uniquely defined by an owner of assets owned in a plurality of existing currencies, and existing currency i, comprising first computing means for computing an exchange rate xis(t) for exchanging unique currency S for existing currency i at time t based on the following equation:

• 34 x is ⁡ ( t ) = ∑ j ⁢ x ij ⁡ ( t ) ⁢ a j ⁢ x jk ⁡ ( 0 ) ,
• where:
• xij(t)=exchange rate for exchanging existing currency j for existing currency i at time t;
• and
• aj=ratio of assets owned in existing currency j by the asset owner.

A weight determining method for determining a weight for each existing currency by an owner of assets in a plurality of existing currencies, comprising:

• (a) a step of estimating the gross asset value of the asset owner by computing, using an exchange rate xjk(0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 36 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• and
• (b) a step of computing the ratio aj of the asset value xkj(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation, thus determining that the ratio aj is used as a weight for existing currency j:
• 37 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) .

A weight determining system for determining a weight for each existing currency by an owner of assets in a plurality of existing currencies, comprising:

• (a) estimating means for estimating the gross asset value of the asset owner by computing, using an exchange rate xkj(0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 38 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁢ ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• and
• (b) determining means for computing the ratio aj of the asset value xjk(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation, thus determining that the ratio aj is used as a weight for existing currency j:
• 39 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) .

A program storage medium having stored therein a computer program in a computer-readable format for instructing a computer system to perform a process for defining a unique currency unit for an owner of assets owned in a plurality of existing currencies, said computer program comprising:

• (a) a step of estimating the gross asset value owned by the asset owner in each of the existing currencies;
• (b) a step of computing the ratios among the asset values owned by the asset owner in the existing currencies;
• and
• (c) a step of computing a weighted average based on current exchange rates among the existing currencies, the exchange rates being weighted by the ratios among the asset values in the existing currencies, thus determining that the weighted average is used as the unique currency unit.

A program storage medium having stored therein a computer program in a computer-readable format for instructing a computer system to perform a process for defining a unique currency unit for an owner of assets owned in a plurality of existing currencies, said computer program comprising:

• (a) a step of estimating the gross asset value of the asset owner by computing, using an exchange rate xjk(0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 40 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁢ ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• (b) a step of computing the ratio ai of the asset value xkj(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation:
• 41 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) ;
• and
• (c) a step of computing a weighted average ls(0) using an exchange rate xjk(0) for exchanging existing currency k for each existing currency j at time t=0, the exchange rate xjk(0) being weighted by the ratio aj of the asset value in each existing currency j based on the following equation, thus determining that the weighted average is used as the unique currency unit:
• 42 l s ⁡ ( 0 ) = ∑ j ⁢ a j ⁢ x jk ⁡ ( 0 ) .

A program storage medium having stored therein a computer program in a computer-readable format for instructing a computer system to perform a process for computing the exchange rate between unique currency S, uniquely defined by an owner of assets owned in a plurality of existing currencies, and existing currency i, said computer program comprising the step of computing an exchange rate xis(t) for exchanging unique currency S for existing currency i at time t based on the following equation:

• 43 x is ⁡ ( t ) = ∑ j ⁢ x ij ⁡ ( t ) ⁢ a j ⁢ x jk ⁡ ( 0 ) ,
• where:
• xij(t)=exchange rate for exchanging existing currency j for existing currency i at time t;
• and
• aj=ratio of assets owned in existing currency j by the asset owner.

A program storage medium having stored therein a computer program in a computer-readable format for instructing a computer system to perform a process for determining a weight for each existing currency by an owner of assets in a plurality of existing currencies, said computer program comprising:

• (a) a step of estimating the gross asset value of the asset owner by computing, using an exchange rate xkj (0) for exchanging existing currency j for existing currency k at time t=0, the total asset value Lk(0) denominated in existing currency k of assets wj(0) owned by the asset owner in each existing currency j based on the following equation:
• 45 L k ⁡ ( 0 ) = ∑ j ⁢ x kj ⁡ ( 0 ) ⁢ w j ⁡ ( 0 ) ;
• and
• (b) a step of computing the ratio aj of the asset value xkj(0)·wj(0) owned at time t=0 by the asset owner in each existing currency j to the gross asset value based on the following equation, thus determining that the ratio aj is used as a weight for existing currency j:
• 46 a j = x kj ⁡ ( 0 ) · w j ⁡ ( 0 ) ∑ i ⁢ x ki ⁡ ( 0 ) · w i ⁡ ( 0 ) .

A data processing system for controlling a unique currency for an owner of assets in a plurality of existing currencies, comprising:

• (a) a computer processor for processing data;
• (b) data storage means for storing data;
• (c) first means for initializing said data storage means (b);
• (d) second means for executing data processing concerning an estimate of the gross asset value owned by the asset owner in each of the existing currencies;
• (e) third means for executing data processing concerning computation of the ratios among the asset values owned by the asset owner in the existing currencies;
• and
• (f) fourth means for executing data processing concerning determination of a value of the unique currency for the asset owner;
• wherein said fourth means (f) computes a weighted average based on current exchange rates among the existing currencies, the exchange rates being weighted by the ratios among the asset values in the existing currencies, thus determining that the weighted average is used as the value of the unique currency unit.

A data processing system for controlling a weight for each existing currency by an owner of assets in a plurality of existing currencies, comprising:

• (a) a computer processor for processing data;
• (b) data storage means for storing data;
• (c) first means for initializing said data storage means (b);
• and
• (d) second means for executing data processing concerning determination of a weight for each existing currency j;
• wherein said second means (d) determines that the ratio aj of assets owned in existing currency j by the asset owner to the gross asset value is used as a weight for existing currency j.